Category:Military installations closed in 1921From Wikipedia, the free encyclopedia Military installations closed in the year 1921 19161917191819191920192119221930193319401941 1870s1880s1890s1900s1910s1920s1930s1940s1950s1960s1970s See also: Category:Military installations established in 1921 1920s portal
Military installations closed in the year 1921 19161917191819191920192119221930193319401941 1870s1880s1890s1900s1910s1920s1930s1940s1950s1960s1970s See also: Category:Military installations established in 1921 1920s portal