What kind of spirit does the righteous poem express?

The righteous poems express the poet's upright and indomitable revolutionary spirit, and reveal that the author is unwilling to be enslaved and become conquered people's national integrity. He deeply regrets that he failed to die in the anti-Japanese battlefield, is extremely worried about the future of the nation, and puts life and death at risk.

Xia, the author of Yi Shi, was arrested by reactionaries in Hankou on February 8, 1928, and died heroically the next day. I wrote this heroic poem before the execution.

Xia was arrested on February 8 1928. In prison, the enemy first tried to buy him off, but he resolutely replied, "No way. You can sacrifice my life and never give up my faith. " The enemy tortured him again. He would rather die than surrender. The enemy was at a loss and became angry from embarrassment. Finally, he killed Comrade Xia. Before the execution, the murderer asked him if he had any last words. He scribbled down this magnificent poem.