Grand Duke Peter Nikolaevich of Russia

20Feb
San Francisco-Oakland Bay Bridge
The Congress of the United States approves the construction of the San Francisco-Oakland Bay Bridge by the state of California.
19Mar
Nevada
Gambling is legalized in Nevada.
23Mar
Indian independence movement
Bhagat Singh, Shivaram Rajguru and Sukhdev Thapar are hanged for the killing of a deputy superintendent of police during the Indian struggle for independence.
1Oct
Women's suffrage
Spain adopts women's suffrage.
7Nov
October Revolution
The Chinese Soviet Republic is proclaimed on the anniversary of the October Revolution.

Deaths on January 17