Bulgaria has accused Russia of being behind recent incidents in the Black Sea, as search and rescue efforts continue. The incidents on ships near NATO waters have raised concerns about Russian escalation. This has tested the alliance's response and raised tensions in the region. Romania also accuses Russia for escalating ship strikes in the region. Additionally, Bulgaria and Iran have signed a agreement for their Taekwondo federations. The deal aims to strengthen the exchange of knowledge and skills between the two countries in this martial art.