Bengal deadliest recorded cyclones. West Bengal became one of India's most populous states. Calcutta, the former capital of the British Raj, became the state capital of West Bengal and continued to be India's largest city until the late 20th century, when severe power shortages, strikes and a violent Marxist-Naxalite movement damaged much of the state's infrastructure in the 1960s and 70s, leading to a period of economic stagnation. West Bengal politics underwent a major change when the Left Front won the 1977 assembly election, defeating the incumbent Indian National Congress. The Left Front, led by the Communist Party of India (Marxist)
West Bengal Legislative Assembly the provision that one-third of the members should retire every three years. On the eve of Independence in 1947, Bengal Province was partitioned into West Bengal and East Bengal (East Pakistan). The West Bengal Legislative Assembly was constituted with 90 members representing the constituencies that fell within the area of West Bengal and two nominated members from Anglo-Indian community. The Bengal Legislative Council stood abolished. The Legislative Assembly met for the first time after Independence on 21 November 1947. The Constitution of India again provided for a bicameral Legislature for West Bengal. Accordingly, the West Bengal Legislative Council consisting of