Complex sentence: In 1988, Modi was elected as organizing secretary of BJP's Gujarat unit, marking his formal launch in mainstream politics and his electoral strategy was central to BJP's victory in the 1995 state elections.
Split into simpler sentences: In 1988, Modi was elected as organizing secretary of BJP's Gujarat unit, marking his formal entry into mainstream politics. As secretary, his electoral strategy was central to BJP's victory in the 1995 state elections.