622 Millimeters (mm). =. 24.48819 Inches (in). Millimeters. The millimeter (SI symbol mm) is a unit of length in the metric system, equal to 1/1000 meter (or 1E-3 meter), which is also an engineering standard unit. 1 inch=25.4 mm. Inches. An inch (symbol: in) is a unit of length.
World War II political cartoons. Political cartoons produced during World War II by both Allied and Axis powers commented upon the events, personalities and politics of the war. Governments used them for propaganda and public information. Individuals expressed their own political views and preferences.
Uncle Sam and Columbia in an 1869 cartoon by Thomas Nast. Uncle Sam often personified the United States in political cartoons, such as this one in 1897 about the U.S. annexation of Hawaii.