When did the United Nations declared World Physics Years also known as Einstein Year?

When did the United Nations declared World Physics Years also known as Einstein Year?

اقوام متحدہ نے کب عالمی طبیعیات کے سال کا اعلان کیا جسے آئن سٹائن کا سال بھی کہا جاتا ہے؟
Explanation

The year 2005 was named the World Year of Physics, also known as Einstein Year, in recognition of the 100th anniversary of Albert Einstein's "Miracle Year", in which he published four landmark papers, and the subsequent advances in the field of physics.

Albert Einstein was a German-born theoretical physicist, widely held to be one of the greatest and most influential scientists of all time.