India, Aug. 8 -- Politics is often described as a battle between parties. Punjab Congress tells a different story. Its fiercest battles have often been fought within its own ranks.

From Darbara Singh and Giani Zail Singh to Rajinder Kaur Bhattal and Capt Amarinder Singh; from Capt Amarinder and Partap Singh Bajwa to Capt Amarinder and Navjot Singh Sidhu; from Sidhu and Charanjit Singh Channi to today's visible fault lines between Punjab Congress president Amarinder Singh Raja Warring and former Chief Minister Channi - the names have changed, but the pattern has remained strikingly familiar.

Every generation has inherited its own "versus".

For nearly five decades, almost every major leadership transition in the Punjab Congress has been ...