War of Resistance Super Monster-killing System

Once they transmigrated, the war of resistance was in full swing. Why would the men of Huaxia be reluctant to fight?

What was that?

Killing the Japanese would drop equipment? Dropping skill books? There was a chance of blowing up the aircraft carrier by killing the Americans? Killing the Emperor would give him a chance to detonate a hydrogen bomb?

What else was there to say? One word, f * ck!