Andrzej Duda is the president of Poland, an increasingly important economic and geopolitical force in Europe. On Tuesday, Jan. 21, Duda joins Washington Post columnist David Ignatius to discuss the war in Ukraine,

The U.K., France and other allies have discussed the possibility of deploying peacekeeping troops to Ukraine as the war escalates.

After Donald Trump ruled out sending US troops to keep the peace, with one member of his team saying they should "get the Poles, Germans, British and French to do it", the prime minister told Politico that European states will "need to do more".

Western nations have supplied Ukraine with financial and military aid, while Russia has strengthened ties with its own allies. As discussions about a potential ceasefire continue,