The Royal Navy’s first post–London Treaty battleships were the five ships of the King George V class, which served with honor in every theater of World War II.

The crash of the stock market in October 1939, as well as the Washington and London naval treaties, ... The Montana class battleships would have served on the U.S. Navy’s battleship line, ...

By 1947, the US had decommissioned all its battleships except the four vessels of the Iowa-class. In addition, all five of the planned 48,000-ton Montana-class ships were canceled.