Which Ernest Hemingway novel features a love story during the Spanish Civil War?

The novel that features a love story during the Spanish Civil War is "For Whom the Bell Tolls." This work is set against the backdrop of the war and follows Robert Jordan, an American dynamiter working with a band of guerrilla fighters. Central to the plot is his romantic relationship with Maria, a young Spanish woman traumatized by the war. Their love story is intertwined with themes of honor, sacrifice, and the brutal realities of conflict, showcasing how personal and political struggles coexist during this tumultuous time.

In contrast, "A Farewell to Arms" is set during World War I and focuses on the relationship between an American ambulance driver and a British nurse in Italy. "The Grapes of Wrath" deals with the struggles of American farmers during the Great Depression, while "Pygmalion" is a play focused on the transformation of a flower girl into a refined lady and does not involve any war themes or love stories set in the context of a civil conflict.