An example of concede is a political candidate giving a speech saying they've lost to their opponent.
Conceded that we made a mistake.
Concede an election; concede a chess match.
Conceded the region when signing the treaty.
The losing candidate conceded after the polls had closed.
To concede a point in argument.
A candidate conceding defeat on election night.
To concede a baseball game if down by ten runs.
To concede autonomy to local governments, to concede a gimme in a golf match.