Pakistan had no plans on deploying nuclear warheads to strike India over the last week of fighting, the country’s foreign minister Ishaq Dar told CNN Monday.

Ali Velshi breaks down the long history that led to the most recent conflict between India and Pakistan over Kashmir and explains why a truce may not hold.

Pakistani officials have said Saturday’s ceasefire with India reestablished deterrence. But New Delhi insists the rules of engagement have irrevocably changed.