- Anshu Jamsenpa, the Indian mountaineer from Arunachal Pradesh, has set the world record by becoming the world’s first woman to conquer Mount Everest twice within five days.
- Two Indian peacekeepers, Rifleman Brijesh Thapa and Private Ravi Kumar will be honored posthumously with a prestigious United Nation (UN)’s Dag Hammarskjold Medal for their courage and sacrifice in the line of duty.
- The International Day for Biological Diversity (IDB) is observed every year on May 22
- The Maharashtra government has decided to form ‘Good Morning’ squads to curb open defecation in all villages and districts across the State.
- Iran’s incumbent President Hassan Rouhani has won his second term
- R. Vaishali from India has won the 2017 Asian Continental Women Blitz Chess Championship with 8 points from nine rounds in Chengdu, China.
- Indian squash player Harinder Pal Sandhu has won the 2017 Men’s Makati Open Squash tournament
- Bengaluru FC has won the 38th edition of Indian Federation Cup Football tournament on May 21, 2017 by defeating defending champions and 14-time winners Mohun Bagan at Barabati Stadium in Cuttack, Odisha.