Final answer:
Mao Zedong, the leader of the Communist Party of China, once said 'Political power grows out of the barrel of a gun'.
Step-by-step explanation:
The leader who once said 'Political power grows out of the barrel of a gun' was Mao Zedong, the leader of the Communist Party of China. This quote reflects Mao's belief that power is ultimately achieved and maintained through the use of force, particularly armed struggle. Mao Zedong played a significant role in the founding of the People's Republic of China and his ideas had a major impact on Chinese politics and society.
Learn more about Mao Zedong