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Fresh armed exchanges between the United States and Iran have thrown a fragile weeks-long ceasefire into jeopardy, just days after global and regional mediators had expressed cautious optimism that a lasting diplomatic breakthrough could be reached to de-escalate soaring tensions across the Middle East.

The tit-for-tat accusations emerged hours after the violence erupted near the Strait of Hormuz, a critical global chokepoint that carries nearly a fifth of the world’s daily oil and natural gas shipments. U.S. Central Command (CENTCOM), the military body overseeing American operations in the Middle East, said in an official post on X that Iranian forces initiated the clash, launching a coordinated assault of multiple missiles, drones, and small fast-attack boats against three U.S. Navy destroyers operating in international waters near the strait. CENTCOM confirmed that none of the American vessels suffered damage or hits, adding that U.S. forces successfully neutralized all incoming threats before carrying out retaliatory strikes on pre-identified Iranian military facilities linked to the initial attack.

The statement emphasized that the U.S. military does not seek further escalation of hostilities, but remains fully deployed and prepared to defend American personnel and interests across the region. Iran’s central military command pushed back immediately with a conflicting narrative, accusing the U.S. of breaking the truce first by carrying out unprovoked attacks on a commercial oil tanker and a second civilian vessel earlier Thursday. Tehran said its response was a proportional retaliation against American military vessels operating in the region.

The clash has upended optimistic diplomatic momentum that had built in the 48 hours before the violence. Just one day prior, U.S. President Donald Trump had stoked hopes of a breakthrough, telling reporters that a broader negotiated agreement to end the ongoing conflict was within reach, while reiterating his threat to resume large-scale bombing campaigns against Iran if Tehran refused to concede to U.S. demands.

Pakistan, which has served as the key regional mediator between the two sides, said it is waiting for Iran to formalize its position on the latest clash before moving forward with further diplomatic talks. Pakistani Prime Minister Shehbaz Sharif had delivered an optimistic address to national television just hours before the Thursday exchange, saying he firmly believed the temporary ceasefire implemented on April 8 could be transitioned into a permanent end to hostilities.

Civilians inside Iran have expressed widespread skepticism that any lasting deal will be reached, even before the latest outbreak of violence. Shervin, a 42-year-old Tehran-based photographer who communicated with AFP via messaging from the Iranian capital, said neither negotiating side has shown a genuine willingness to compromise on core demands. “This is another one of Trump’s political games; otherwise, why are so many warships and additional military forces being deployed toward Iranian waters?” he told reporters.

The U.S.-Iran ceasefire collapse also risks worsening already simmering tensions along the Israel-Lebanon border, which has been mired in low-level conflict since Lebanon’s Hezbollah movement launched retaliatory rocket strikes against Israel following the killing of Iranian supreme leader Ayatollah Ali Khamenei earlier this year. A separate, fragile truce between Israel and Hezbollah had been extended after the last round of diplomatic talks in Washington, but the truce came under renewed strain Wednesday after an Israeli airstrike in southern Beirut killed a senior Hezbollah commander. Thursday, Lebanese health authorities reported 12 civilians were killed in a new wave of Israeli airstrikes across southern Lebanon.

Despite rising tensions, U.S. officials confirmed Thursday that a third round of indirect Israel-Lebanon peace talks is scheduled to proceed as planned on May 14 and 15. U.S. Secretary of State Marco Rubio reaffirmed earlier this week that a lasting peace deal between the two countries, which have maintained a formal state of war for decades and share no official diplomatic relations, is “eminently achievable”, adding that Hezbollah’s positions remain the primary sticking point rather than fundamental disagreements between the two national governments.

Beyond the direct military clashes, the ongoing conflict has created a growing humanitarian crisis for global maritime shipping. Since the U.S.-Israeli campaign against Iran began with joint strikes on February 28, Iran has severely restricted transit through the Strait of Hormuz, leaving hundreds of commercial vessels and thousands of international crew stranded in the Persian Gulf region. Arsenio Dominguez, secretary-general of the United Nations International Maritime Organization, told the Maritime Convention of the Americas meeting in Panama this week that approximately 1,500 ships and more than 20,000 international crew members remain trapped due to the ongoing closure of the key waterway.

Earlier this week, Trump ordered a brief U.S. naval operation to reopen the strait to commercial shipping, only to order the operation stand down within hours after citing reported progress in diplomatic negotiations with Iran. On Thursday, the U.S. president said he had held a productive conversation with European Commission President Ursula von der Leyen, noting that the two sides remained completely aligned in their position that Iran can never be permitted to develop a nuclear weapon. Trump, who has repeatedly criticized European allies for failing to back his hardline policy against Iran in recent months, described the call as “great.”

As the 2026 fifth Annual World Protocol Matters Conference prepares to open its doors in Budapest, Hungary, later this month, two Jamaican specialists are preparing to take the global stage, bringing small-state perspectives to a forum focused on aligning international diplomatic practices and strengthening cross-border cooperation.

The annual conference has emerged as a leading global gathering for protocol practitioners, designed to unify professional standards and foster collaborative approaches to the unspoken rules that govern international relations. For many outside diplomatic circles, protocol is an invisible, overlooked part of global politics — but experts argue its impact shapes nearly every major diplomatic outcome.

Kimberley Morgan, a Jamaican diplomatic advisor and one of the two Jamaican delegates set to attend and present at the conference, shared her insights on the field’s critical importance ahead of the May 11–13 event. Morgan explained that while the public only sees the final, public moments of high-level diplomacy — such as handshake photo opportunities between heads of state — every small detail leading up to that moment is carefully calibrated through protocol. From the order of processions for visiting dignitaries to the precise placement of national flags, every choice is intentional and carries diplomatic weight.

For small sovereign states like Jamaica, getting protocol right is not just a matter of etiquette — it is a strategic tool that can make or break key diplomatic goals. “Small nation states have a vested interest in getting protocol right, as it can be a huge deal maker or breaker,” Morgan noted. Even minor missteps, such as sending a low-level official to greet a visiting high-ranking dignitary at the airport, can be interpreted as an intentional snub, sending a silent message of disapproval that damages relations before talks even begin. When executed properly, however, protocol lays a stable, respectful foundation for high-level negotiations that can lead to impactful outcomes, from mutually beneficial bilateral agreements to landmark international treaties.

Morgan will deliver her own presentation at the conference on the topic “Soft Power: Is this the New Super Power?”, but she says she is equally eager to learn from her fellow attendees. She emphasized her excitement to hear the presentation from the second Jamaican delegate, describing him as an outstanding speaker, and looks forward to exchanging ideas with other global protocol leaders. Ultimately, she plans to bring the insights and best practices she gains back to Jamaica to strengthen her own diplomatic work on the island.

The second Jamaican participant, Robert Scott, who serves as chief operating officer of Lifespan Co and also holds the position of honorary consul general for the Republic of Latvia, will present on a separate complementary topic: “The New Gravitas: Executive Presence as a Strategic Protocol Tool for 21st-Century Diplomacy”. The three-day conference will bring together protocol practitioners, diplomatic advisors, and global policy experts from across the world to explore evolving standards for diplomatic practice in an increasingly interconnected global landscape.

In a new step to escalate pressure on the Cuban government, the second Donald Trump administration has announced sweeping sanctions targeting three major Cuban entities and a senior executive, framing the move as decisive action to safeguard United States national security. U.S. Secretary of State Marco Rubio, who is the child of Cuban immigrants, outlined the penalties during a formal announcement Thursday, saying the measures are designed to cut off access to what Washington calls illicit assets held by Cuba’s ruling government and military establishment.

The sanctions are issued under the authority of Executive Order 14404, signed by President Trump on May 1, 2026, which grants the administration power to penalize actors deemed responsible for political repression in Cuba and threats to U.S. national security and foreign policy interests. Under the order, Rubio formally designated three entities for sanctions: Grupo de Administración Empresarial S.A. (GAESA), a sprawling military-controlled holding conglomerate; Moa Nickel SA (MNSA), a major nickel mining joint venture; and Ania Guillermina Lastres Morera, GAESA’s top executive.

GAESA was targeted for its operations within Cuba’s financial services sector, while MNSA was sanctioned for its activities in the country’s metals and mining industry. Lastres, who serves as executive president of GAESA, was designated for her role as a senior leader of the conglomerate. Rubio described the sanctions as a core component of the administration’s broader campaign to counter what it calls growing national security risks from Cuba’s communist government, and to hold the regime and its backers accountable for their actions.

In his remarks, Rubio doubled down on the administration’s sharp criticism of the Cuban government, claiming that just 90 miles off the U.S. coast, Cuban leaders have reduced the island to economic ruin while opening it up to foreign intelligence, military, and terrorist activities that threaten U.S. interests. He added that additional sanctions designations will be rolled out in the coming days and weeks, warning that the campaign is only in its early stages.

The secretary of state positioned GAESA as the central node of what he called Cuba’s kleptocratic communist system, noting that the conglomerate controls an estimated 40 percent or more of the island’s entire national economy. Rubio alleged that GAESA operates across multiple key economic sectors not to generate broad-based prosperity for the Cuban people, but solely to enrich a small circle of corrupt ruling elites. He claimed that as ordinary Cubans grapple with widespread food insecurity, inadequate healthcare, and crumbling critical infrastructure including the national power grid, most of GAESA’s profits are siphoned off into hidden offshore bank accounts held by elite figures. Citing recent independent public estimates, Rubio said GAESA’s annual revenues likely exceed three times the Cuban state’s official public budget, and that the conglomerate controls as much as $20 billion in undeclared illicit assets globally. Lastres, he added, directly oversees the management of these hidden international assets.

Turning to MNSA, Rubio said the joint venture between Canadian firm Sherritt International Corporation and Cuban state-owned enterprise La Compania General de Niquel exploits the island’s natural resource wealth to line the pockets of regime leaders, at the direct expense of ordinary Cuban citizens. He also noted that the company operates assets that were originally seized by the Cuban government from U.S. citizens and corporations decades ago, a longstanding point of contention between the two nations.

As part of the sanctions announcement, Rubio confirmed that all property and financial interests held by the designated actors that are located within the U.S. or controlled by any U.S. person are immediately frozen, and must be reported to the U.S. Treasury Department’s Office of Foreign Assets Control (OFAC), the agency responsible for enforcing U.S. sanctions programs. Any entity that is 50 percent or more owned, directly or indirectly, by one or more of the sanctioned individuals or groups is also subject to the same blocking measures.

All transactions involving the sanctioned parties carried out by U.S. persons or conducted within or transiting through U.S. jurisdiction are prohibited, unless explicitly authorized via a general or specific license issued by OFAC. These prohibitions extend to any contributions of funds, goods, or services to or for the benefit of a blocked party, as well as the receipt of any such contributions from sanctioned actors.

Rubio also issued a stark warning to third-country actors, saying that any foreign individual or entity that conducts transactions with the newly designated parties, or operates in any of the Cuban sectors identified as high-risk in Executive Order 14404 — including energy, defense, metals and mining, financial services, and security — faces significant risk of being added to U.S. sanctions lists themselves. “Non-U.S. persons, including foreign financial institutions, should proceed with caution in any dealings with a party sanctioned under this authority,” Rubio said. “Actions to return assets to a sanctioned party or transfer them to another jurisdiction for potential use by the target could expose non-U.S. persons to significant sanctions risk.”

The sanctions align with longstanding U.S. trade restrictions on Cuba enforced under the Cuban Assets Control Regulations (CACR), the foundational regulatory framework for the decades-long U.S. embargo on Cuba managed by OFAC. The CACR prohibits any person subject to U.S. jurisdiction from engaging in transactions involving property in which Cuba or a Cuban national holds an interest, unless a specific exemption or authorization is granted. All existing blocked property under the CACR remains frozen following the new designations, Rubio confirmed.

Rubio emphasized that the new sanctions advance multiple core policy objectives of the second Trump administration, not only fulfilling the authority granted by Executive Order 14404, but also advancing the goals of Executive Order 14380 — which addresses perceived threats to the U.S. from the Cuban government — and National Security Presidential Memorandum 5. That memorandum directs the executive branch to prioritize efforts to improve human rights, establish rule of law, build free market systems, and advance democratic governance in Cuba.