Complex sentence: Since then, the armed forces have played a decisive role in the history of Pakistan, projecting a sense of national unity and identity was forged out of the wars of 1947 and 1965 against India.
Split into simpler sentences: Since then, the armed forces have played a decisive role in the history of Pakistan. A sense of national unity and identity was forged out of the wars of 1947 and 1965 against India.