"This is part of a pattern of Russian behavior. They should release those ships and sailors, they should de-escalate the situation," May Thursday told reporters on the flight to the G20 summit in Argentina, which Russian President Vladimir Putin is also due to attend, Censor.NET reports citing Reuters.
"We have always been at the forefront in the EU of calling for sanctions on Russia in relation to its behavior," she added. "We will continue to push for what we consider to be appropriate sanctions on Russia."
Earlier this week several senior European politicians raised the possibility of new sanctions against Russia to punish it for capturing the boats.
On Nov. 25, Russian border vessels committed aggressive actions against three Ukrainian ships that set sail from the port of Odesa to the port of Mariupol in the Azov Sea. After that, Russian special forces opened fire on the Ukrainian tugboat Yany Kapu, small armored artillery boats Berdiansk and Nikopol in the Kerch Strait and seized them. There were 23 sailors on board the ships, and six of them were wounded.
Russia announced its intention to try detained Ukrainian sailors for allegedly illegal crossing of the Russian state border.
On Nov. 26, the UN Security Council held an emergency meeting on the situation in Ukraine related to the latest developments in the Black and Azov Seas.
Later on the same day, Ukraine's parliament gave the green light to a presidential decree on the introduction of martial law for 30 days in 10 regions of Ukraine – Vinnytsia region, Luhansk region, Mykolaiv region, Odesa region, Sumy region, Kharkiv region, Chernihiv region, Kherson region, Donetsk region and Zaporizhia region, as well as the inland waters of the Azov-Kerch water area.
On Nov. 28, the Russian rubberstamp district court of Simferopol city in Crimea arrested 24 Ukrainian sailors, who had been captured by Russian FSB near the Kerch Strait, for two months. They all face six years in prison.