The 46th Defence Day was observed Tuesday countrywide with renewed resolve and commitment to defend the ideological and geographical boundaries of the country from any aggression in line with the spirit and unity exhibited by the whole nation by standing shoulder to shoulder with defenders of the motherland in September 1965. In commemoration of the martyrs of 1965 War, the daylong celebrations started with Quran Khawani, following special prayers for the sovereignty, solidarity and integrity of Pakistan. The national flag was hoisted at all Formation Headquarters, Units and Army installations. Tribute was paid to the valiant soldiers, who had laid down their lives for the defence of country.