Finance ministers and central bank governors of the Group of Seven major developed countries are due to meet in Washington on April 20 to discuss ways of stepping up pressure on Russia over its invasion of Ukraine, sources familiar with the plan said Saturday.The finance chiefs from the seven countries -- Britain, Canada, France, Germany, Italy, Japan and the United State -- will gather to show their group's unity in its response to the invasion on the sidelines of a Group of 20 meeting.The finance meeting of the world's 20 largest economies will be held on the same day in the U.S. capital …READ FULL ARTICLE