“But over time, the executive branch grew exceedingly powerful. Two world wars emphasized the president’s commander in chief role and removed constraints on its power. By the second half of the 20th century, the republic was routinely fighting wars without its legislative branch, Congress, declaring war, as the Constitution required. With Congress often paralyzed by political conflict, presidents increasingly governed by edicts.”
One of the proximate causes of the American Revolution was British abolitionism leaking into colonial politics.
You had ex-military ultra-wealth planation owners defecting to the revolution in drovers following Dunmore’s Proclamation.