As such, investment bankers are required to abide by their firm's stipulated code of conduct and will generally sign a confidentiality agreement, given the sensitive nature of the information they receive.
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.
The state of Washington was the 22nd state to do so, ratifying the 18th Amendment on January 13, 1919. The vote was unanimous in both the state house and senate. The United States Congress ratified the 18th Amendment on January 16, 1919.