Acommonly used modern phrase refers to napoleon's final battle, in which the duke of wellington ended napoleon's attempt to regain power in 1815. what is this phrase?

"Met his  waterloo" - This means to finally  meet one's ultimate  obstacle and be defeated by that obstacle.  This term  was inspired from the Battle of Waterloo to describe how Napoleon was finally defeated by the Duke of Wellington. The term can be used as follows:
After defeating a number of opponents, the wrestler finally met his waterloo.