Handout photo shows Ukraine's President Volodymyr Zelensky and Czech President Petr Pavel during the Three Seas Summit in Vilnius, Lithuania, April 11, 2024. Ukrainian president said on April 11, 2024 that he and his Latvian counterpart had signed a bilateral security deal, as he held talks in Lithuania with leaders on support for his war-torn country. Photo by Ukrainian Presidency via ABACAPRESS.COM