The founder of modern china is
sun yat-sen
mao zedong
chiang kai-shek
tongmenghui

Explanation:

Sun Yat-sen was the leader of the Chinese Nationalist Party  known as the father of modern China.

Sun Yat-sen served as the first provisional president of the Republic of China from 1911 to 1912 and later as facto ruler from 1923 to 1925.

to protect the united states' role as a world leader, president truman wanted to prevent the soviet union from spreading communism beyond its post-world war ii boundaries. he declared that the united states must assist any nations struggling to prevent a communist takeover.

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation: