Nature writer Rachel Carson writes a groundbreaking book, “Silent Spring”, in Silver Spring. Praised by scientists but loudly condemned by chemical producers, the book not only leads to the banning of DDT in 1987 but also is an important contributor to the creation of Earth Day and President’s Nixon’s establishment of the Environmental Protection Agency.
Battle of Monocacy saves Washington
The Battle of Monocacy in 1864 saves the National Capital. Confederate Forces defeat Unionists, but after being delayed they are forced to retreat. This is the most northern victory of the Confederacy.