As it approaches its 60th foundation day, the Shiv Sena stares at another possible split. Uddhav Thackeray camp is struggling to keep its flock together. A familiar script seems to be playing out. Since its formation by Bal Thackeray in 1966, Shiv Sena has been known for its aggressive Hindutva and regional identity politics. But internal strife and the exit of top leaders have been a recurring reality for the party. From 1991 to 2022, Shiv Sena has faced major jolts every decade.