Central Plains War — Central Plains War in China

1929 military engagement

1929 South American Championship — football tournament

Wall Street crash of 1929 — major American stock market crash

1929 treaty governing commercial aviation liability

Sino-Soviet conflict — Border conflict between China and the Soviet Union in 1929

Battle fought between the rival armies of the Liangguang region in Southern China as part of the internal conflicts within the Kuomintang leading up to the Central Plains War

1929 Barcelona International Exposition — international exhibition in Barcelona, Spain

Military conflict in Afghanistan from 1928 to 1929

International peace treaty

Lateran Treaty — Treaty between the Holy See and Kingdom of Italy