bring something to a head

US /brɪŋ ˈsʌm.θɪŋ tuː ə hɛd/
UK /brɪŋ ˈsʌm.θɪŋ tuː ə hɛd/
"bring something to a head" picture
1.

to cause a situation to reach a point where a decision has to be made or action has to be taken

:
The ongoing dispute was finally brought to a head by the manager's intervention.
We need to bring this issue to a head soon, or it will just drag on.