On June 4, 1926, Congress passed a resolution that the “recurring anniversary of [November 11, 1918] should be commemorated with thanksgiving and prayer and exercises designed to perpetuate peace through good will and mutual understanding between nations” and that the president should issue an annual proclamation calling for the observance of Armistice Day. By that time, 27 state legislatures had made November 11 a legal holiday. An act approved May 13,