During World War I Gompers was a strong supporter of the war effort. He was appointed by President [[Woodrow Wilson|Wilson]] to the powerful Council of National Defense, where he instituted the War Committee on Labor. He was an attendee at the Paris Peace Conference in 1919 as a labor advisor | During World War I Gompers was a strong supporter of the war effort. He was appointed by President [[Woodrow Wilson|Wilson]] to the powerful Council of National Defense, where he instituted the War Committee on Labor. He was an attendee at the Paris Peace Conference in 1919 as a labor advisor |