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When was Kolhapur State merged into Bombay province
After Indian independence in 1947, Kolhapur acceded to the Dominion of India on 14 August 1947 and merged into Bombay State on 1 March 1949.
how was the Kolhapur State  viewed
It was considered the most important of the Maratha principalities with the others being Baroda State, Gwalior State and Indore State. I

Question: what was the state flag
Self-contained rewrite: what was the  Kolhapur State flag