Mine Systems. Modular Pack Mine System (MOPMS) MOPMS is a man-portable antitank/antipersonnel (AT/AP) mine system with command detonation capability. It weighs 165 pounds and contains a mix of 17 magnetically fuzed AT mines and four AP mines. Its 4-hour self-destruct command can be recycled three times or command detonated by remote control.
The 13th Amendment to the Constitution of the United States was ratified on this date in 1865. It reads, Neither slavery nor involuntary servitude shall exist in the United States.
In 1916, the Democratic and Republican parties endorsed female enfranchisement, and on June 4, 1919, the 19th Amendment was passed by Congress and sent to the states for ratification. On August 18, 1920, Tennessee became the 36th state to ratify the amendment, achieving the required three-fourths majority of state ratification, and on August 26 the 19th Amendment officially took effect.