 Chiefly, he oversaw India's transition from a colony to a republic, while nurturing a plural, multi-party system.In foreign policy, he took a leading role in the Non-Aligned Movement while projecting India as a regional hegemon in South Asia.Under Nehru's leadership, the Congress emerged as a catch-all party, dominating national and state-level politics and winning consecutive elections in 1951, 1957, and 1962.