Original: In 1912, Spring-Rice was appointed as Ambassador to the United States of America where he influenced the administration of Woodrow Wilson to abandon neutrality and join Britain in the war against Germany.
Simplified: In 1912, Rice was sent to Washington, D.C. as the British ambassador to the United States of America. While serving as ambassador, he tried to get President Woodrow Wilson to give up on neutrality and join Britain and her Empire in the war against Germany.