The United States has urged Macedonian leaders to end a political stalemate and allow the parliamentary majority made up of Social Democrats and parties representing ethnic Albanians to form a new government. US State Department Deputy Assistant Secretary for European and Eurasian Affairs, Hoyt Yee, said this in Skopje after meeting the leaders.<br/>'<br/>Nearly five months after a December 11 parliamentary election, Macedonian nationalists unhappy about the inclusion of ethnic Albanians are blocking the formation of a new government. More than 100 people were injured last Thursday night in clashes inside and outside parliament over the election of an ethnic Albanian as speaker of the assembly.<br/>