By Trevor Hunnicutt and Steve Holland WASHINGTON (Reuters) -President Joe Biden asked Congress for $33 billion to support Ukraine – a dramatic escalation of U.S. funding for the war with Russia – and the Ukrainian president pleaded with lawmakers to give the request a swift approval. The funding request includes over $20 billion for weapons, ammunition and other military assistance, as well as $8.5 billion in direct economic assistance to the Ukrainian government and $3 billion in humanitarian aid. It is intended to cover the war effort’s needs through September, the end of the fiscal year. “W…