Madrid remained in Republican hands for most of the war, but the government was evacuated in the early stages of a nationalist siege that lasted until March 1939.
Madrid was vastly important for the Republicans and thus should not be lost.
mnli hypothesis: Madrid was vastly important for the Republicans and thus should not be lost. premise: Madrid remained in Republican hands for most of the war, but the government was evacuated in the early stages of a nationalist siege that lasted until March 1939.