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 September of 1787, it was sent to the states for ratification. Nine of the 13 states would have to ratify it for the Constitution to become effective for those ratifying states. The future was not certain at allâa debate began among the states over ratification.