The document summarizes the covered history of the LGBT community from 1942 to 2015. It discusses key events such as the banning of homosexuality in the military in 1942, the first American sex change surgery in 1953, the creation of the "Don't Ask, Don't Tell" policy in 1993, Obama becoming the first president to support same-sex marriage in 2012, and the legalization of same-sex marriage nationwide in 2015. The history shows the progression from non-acceptance to greater freedom and rights for the LGBT community over the last century due to influential people and social movements.