Citizenship Day. Citizenship Day, hearing before subcommittee, 76th Congress, 3d session, on S. J. Res. 233, authorizing and requesting President of United States to proclaim 3d Sunday in May of each year as New Citizens' Day, and H. J. Res. 437, authorizing President of United States to proclaim Citizenship Day for recognition, observance, and commemoration of American citizenship, Mar. 25, 1940.