Indo-pakistan war of 1947-48 : Check History of Indian Defence.
Reason : Fought over princely state of Jammu and Kashmir. Result : Indian victory Casualties and Loses : Indian ~> 1100+ soldiers killed. Pakistan ~> 6000+ soldiers killed. Details : The partition of India and Pakistan was bad gift by " Louis Mountbattn ". There was an agreement of British government that after partition they will not take part in any type of conflicts taken place between these two countries. Maharaja Hari Singh wished to make Kashmir Independent but Pakistan needed Kashmir in to get bright future. So,they took help of local kabilas and sent them to Kashmir. Kabilas started looting and destruction of whole Jammu and Kashmir. Maharaja Hari Singh didn't had lot of time left. so, they asked India for help. India told to make a deal that was if Maharaja Hari Singh agrees to make Jammu and Kashmir of India only then India will help to save kashmir. The moment Hari Singh agreed Indian airforce and