Career
He was a minister (1952-1956) in U.N.Dhebar ministry when "United State of Kathiawar" was formed. In a very closely contested Loksabha election of Rajkot constituency in 1971, Ghanshyam Oza defeated the famous Minu Masani(Swatantra party) and became a minister in the cabinet of Prime Minister Indira Gandhi. Shree Ghanshyam Oza disliked "emergency" imposed by Indira Gandhi,and in the Loksabha election of 1977,he worked for the than "janta party"under Morarji Desai.
Unconfirmed report said that he was under house arrest for some time during emergency.
He was elected from Gujrat to Rajya Sabha (janta party) from 10-04-1978 to 09-04-1984.Till his last days, he did his best for the betterment of the poor.