What kind of spirit does the sacrifice poem express?

The martyrdom poem expresses the poet's upright and unyielding revolutionary spirit, reveals the author's national integrity that he is unwilling to be enslaved and is unwilling to be a slave to the country, and expresses his deep regret for not being able to die on the battlefield of the Anti-Japanese War and his deep feelings for the nation. Extreme worries about the future and a spirit of sacrifice that puts personal life and death at risk.

Xia Minghan, the author of the martyrdom poem, was arrested by the reactionaries in Hankou on February 8, 1928, and died heroically the next day. Before his execution, he wrote this heroic poem.

Xia Minghan was arrested on February 8, 1928. In prison, his enemies first tried to bribe him, but he resolutely replied: "It can't be done. You can sacrifice my life, but I will never give up my faith." "The enemy tortured him again, and he would rather die than surrender. The enemy had nothing to do, became angry, and finally killed Comrade Xia Minghan.

Before execution, the murderer asked him if he had any last words. He quickly wrote this magnificent poem.