Key Facts

• US President Donald Trump claimed that Iran's actions of firing at cargo ships transiting the Strait of Hormuz constituted a violation of their ceasefire agreement.
• At least four one-way attack drones were reportedly involved in targeting ships in the Strait of Hormuz, according to Trump's social media post.
• The incident occurred in the Strait of Hormuz, a strategically vital waterway through which a significant portion of the world's oil supply passes.
• Trump's claim was made via a social media post on Friday, with Tyler Kendall providing a report on the incident for Bloomberg Television.
• The accusation by Trump implies a serious escalation in tensions between the United States and Iran, which has been subject to various sanctions and diplomatic strains.