Career
Rau was editor of the English-language daily National Herald of Lucknow for over thirty years from 1946. The National Herald was founded by Jawaharlal Nehru in 1938. He wrote several books on Indian journalism, politics and personalities.
During the independence struggle he was part of the underground press movement.
He was the first president of the Indian Federation of Working Journalists (in 1950) and continued to be so till 1955. He was the leader of the Indian Press Delegation, which accompanied Nehru on his historic 1955 tour of the Union of the Soviet Socialist Republics, Poland and Yugoslavia.
He was India"s representative to the United Nations General Assembly (1958).