1. In 1888, the Columbia Hospital for Women and Lying-In Asylum was opened in Washington, D.C., providing a space for women to give birth and receive medical care.

2. On June 27, 1936, the National Broadcasting Company (NBC) broadcasted the first television program ever from the District of Columbia. The program consisted of news, weather, and other local stories.

3. In 1979, the Washington Metro subway system opened its first branch in suburban Virginia, running from the DC border to the suburbs of the state. Today, the system spans over 100 miles and serves millions of riders annually.

4. On June 27, 2000, the Supreme Court ruled in favor of the Boy Scouts of America, allowing the organization to exclude homosexual members. This decision sparked a national debate about discrimination and civil rights.

5. In 2015, the Supreme Court also made history on June 27 by ruling in favor of legalizing same-sex marriage across the United States in the landmark case of Obergefell v. Hodges. The decision was a major victory for LGBT rights and equality.