In a sign of the times, K.K. Sharma, director general of the Border Security Force, attended a public meeting organised by an affiliate of the Rashtriya Swayamsevak Sangh last month, even though it is widely known that the organisation is politically aligned. He could not have done this without the backing of the Union Ministry for Home Affairs. Also last month, army chief Bipin Rawat gave a speech at an army think tank expressing concern about immigration in the northeast, and at the rate of growth of a particular political party, the AIUDF. He