For ten days in 1936, Colorado governor Edwin “Big Ed” Johnson declared martial law in the state, which allowed him to close Colorado’s southern border to migrant workers from nearby states and Mexico. Amid record unemployment during the Great Depression…

Beginning in the 1920s, immigration to Denver underwent several significant changes owing to war, economic depression, and evolving civil rights legislation and related social tensions. Movements of people due to World War II, Japanese internment,…