early dissolution (of parliament, diet, etc.)
Political term referring to the dissolution of a legislative body before the end of its full term.
The prime minister decided on an early dissolution.
The possibility of an early dissolution is being discussed.
解散 is the general term for dissolution, while 早期解散 specifically means an early dissolution before the scheduled end of term.
Compound of 早期 (early) and 解散 (dissolution).