1910—Passed the Canadian Naval Service Act.
1911—Represented Canada at Coronation of King George and Queen Mary. Liberal Government defeated at the polls on Question of Reciprocity in Natural Products with the United States.
1912—Toured Ontario.
1913—Led the Opposition forces in the “Naval Blockade” in Parliament.
1914—Co-operated with Sir Robert Borden in the “Councils of War.”
1915—Maintained a Parliamentary Truce in House during War session.
1917—Was asked by Sir Robert Borden to enter a Union Government, but declined.
Led the Opposition forces in the general election in opposition to the conscription issue. Opposition was defeated, and Union Government elected by large majority. Sir Wilfrid personally was elected in his old seat of Quebec East, but was defeated in Ottawa.
1918—Led the Parliamentary Liberal Opposition to the Union Government in the House of Commons.
1919—Died in Ottawa, February 17.