Translation of "Disbanded" in Japanese

I hear that popular group will be disbanded.

あの人気グループが解散するそうだ。

When the Guard was disbanded, he became  an officer in the Paris National Guard,  

警備員が解散したとき、彼はパリ州兵の将校になり

This unit was soon disbanded, but Bessières remained in Paris, and was among the soldiers

た。 この部隊はすぐに解散しましたが、ベシエールはパリに残り、