interim government; provisional government; caretaker government
A temporary government set up during a transition period, often after a regime change, conflict, or until a permanent government is established.
After the revolution, an interim government was established.
The provisional government plans to draft a new constitution.
臨時政府 also means 'temporary government' but often implies a government set up for a specific emergency or extraordinary situation, while 暫定政府 emphasizes a transitional phase toward a permanent government.
Compound of 暫定 (zantei, 'temporary, provisional') and 政府 (seifu, 'government').