Lokacin da Jam'iyyar Congress ta kasance a tsakiyar-hagu a al'adun siyasa na Indiya, kuma jam'iyyar BJP ta kasance dama. A mafi yawan lokaci tsakanin 1950 lokacin da Indiya ta fara zama jamhuriya da ƙarshen shekarun 1980, Jam'iyyar Congress ta sami rinjaye a majalisa. Tun daga wannan lokacin, duk da haka, ta ƙara raba fagen siyasa tare da BJP, da kuma tare da ƙungiyoyi masu ƙarfi na yanki waɗanda galibi sun tilasta ƙirƙirar gwamnatocin haɗin gwiwar jam'iyyu da yawa a tsakiya. A cikin Jamhuriyar Indiya na farko uku na babban zaɓe, a cikin shekara ta 1951, da kuma 1962, gwamnatin da Nehru ke jagoranta ta sami nasarori na ƙasa guda bakwai, ciki har da Jam'iyyar Congress ta Indiya da Jam'iyyar Bharatiya Janata (BJP), da kuma fiye da jam'iyyun yankuna 40. A lokacin da Jam'iyyar Congress ta kasance a tsakiyar-hagu a cikin al'adun siyasa na Indiya a shekara ta 1980, Jam'iyyar Congress ta yi nasara a matsayin jam'iyyar mafi rinjaye a cikin jihohi 1971; Jam'iyyar Congress ta yi nasara a matsayin jam'iyyar da aka fi sani da Jam'iyyar Jam
Shekaru na 1950