Concept:International Human Solidarity Day is a United Nations observance celebrated on a fixed date each year to promote global unity, cooperation, and collective action against poverty and inequality.
Explanation:The United Nations General Assembly established International Human Solidarity Day in 2005.
The day highlights the importance of unity in diversity and mutual support among nations.
It aims to address global challenges such as poverty, social inequality, and injustice.
The observance encourages governments to honour their commitments to international cooperation frameworks.
It also supports the achievement of the Sustainable Development Goals worldwide.
The day promotes a fairer and more inclusive world through collective action and shared responsibility.
It is different from the International Day of Solidarity with the Palestinian People, which is observed on November 29 annually.
The observance reinforces the idea of shared humanity and building resilient societies against economic and social disparities.
Answer:World Solidarity Day, also known as International Human Solidarity Day, is celebrated on December 20 every year.
Therefore, the correct option is E. December 20.