Addressing civil servants on the 15th Civil Services Day at Vigyan Bhawan in New Delhi, he said every decision should be evaluated on the basis of its capacity to strengthen the country's unity and integrity.
The PM's visit comes at a time when West Bengal has been witnessing widespread protests against the contentious Citizenship Act.
In a faux pas, NSG Chief R C Tayal on Tuesday claimed his men defused an Improvised Explosive Device recovered from high-security DRDO Bhawan after "no other agency" could handle the situation, but it later turned out to be a bomb of World War II vintage.
In a first of its kind project in the country, mini drones fitted with night vision cameras will be used to patrol the streets of the national capital by the Delhi Police in order to make the city safer for women.
'Aurangzeb spent a major part in the Deccan. The later Mughals were looted by Nadir Shah and Ahmed Shah Abdali. The Mughals had no money to build. That's why Zafar Mahal, the only palace they built in Mehrauli, was built very shoddily and quickly fell into ruin.' 'Mehrauli spans a much longer period of time than any other city of Delhi,' says historian Rana Safvi.
'The summer of 1857 saw violence, perpetrated by the Indians and the Britons, on an unprecedented scale.' 'Never before and never after in the history of British rule in India was there violence at the level that 1857 witnessed.'