India celebrates Friendship Day on the first Sunday of August, while the United Nations observes the International Day of Friendship on July 30. By the time social media fills up with Friendship Day posts in India, much of the world has already celebrated it. Every year, the mismatch sparks the same question: why does India observe Friendship Day on the first Sunday of August while the United Nations marks the International Day of Friendship on July 30? India, along with several other countries, celebrates Friendship Day on the first Sunday of August. The UN's International Day of Friendship highlights friendship as a bridge between nations, cultures and communities, encouraging dialogue and peace-building.