Explanation:

• The United Nations is observing the International Week of Solidarity with the Peoples of Non-Self-Governing Territories from May 25 to 31, 2021.
• On December 06, 1999, the UN General Assembly called for the annual observance of the Week of Solidarity with the Peoples of Non-Self-Governing Territories.
• In UN Charter, a Non-Self-Governing Territory is defined as a Territory “whose people have not yet attained a full measure of self-government.”