Not ideological affinity, but prospects of power and pelf determine the making and unmaking of political alliances. The Shiv Sena is the closest to the Bharatiya Janata Party in terms of ideology and policies, but a parting of ways of the two parties was always just around the corner. Differences over seat-sharing for the polls to the urban local bodies in Maharashtra were inevitable as each party was seeking to expand its influence at the expense of the other. Quite understandably, the Sena is yet to reconcile itself to its situation as a junior partner of the BJP after the 2014 Assembly election, when it won fewer seats than the BJP did after contesting alone following a similar breakdown in seat-sharing negotiations. Having headed the government in 1995, the first time the alliance tasted power in the State, the Sena greatly resents the role of a minor partner of the BJP in the government. If the party does not win back its support base, ceded mostly to the BJP, it will not be able...