"Kashmir problem should be resolved in a peaceful way through negotiations", McCain said, adding that the USA has not changed its stand regarding the Kashmir ssue.
In this photo released by by Pakistan's Press Information Department, visiting U.S. Senator John McCain, left, shakes hand with Pakistani Prime Minister Nawaz Sharif prior to their meeting in Islamabad, Pakistan, Monday, July 3, 2017.
Aziz stressed Pakistan's belief in Kashmir's right to self-determination in the meeting with the United States senators, the foreign ministry statement said.
Meanwhile, Pakistan's ministry of foreign affairs said in a statement that Pakistan remained committed to supporting efforts for lasting peace and stability in Afghanistan.
"India has occupied Kashmir on gunpoint", he said.
The US senators also praised the economic turnaround, as manifested by investors' interest and confidence in Pakistan.More news: Texas Supreme Court rules spousal benefits for LGBTQ employees are not guaranteed
Both sides also came to the agreement that U.S. and Pakistan need to forge closer cooperation in confronting the peace and security challenges in the region and beyond.
Aziz made a point on Sunday of mentioning what the foreign ministry called "gross human rights violations by the Indian security forces in Kashmir" and the global community's "silence".
He further stressed that Pakistan was also ready to strengthen its ties with the USA to counter new terrorism threats, including the threat of ISIS in the region.
According to Radio Pakistan, the Adviser further stressed that Pakistan firmly believed in the legitimacy of the Kashmir cause and peaceful struggle of the Kashmiri people to claim the right to self-determination.
The senators appreciated the contributions and sacrifices made by Pakistan and the successes achieved in the fight against terrorism. "The dividend of these policies is empirically verifiable", he added. He stressed strengthened Pakistan-United States partnership to counter challenges.
This comes after two U.S officials told Reuters last month that U.S President Donald Trump's administration is exploring hardening its approach toward Islamabad over Pakistan-based militants launching attacks in Afghanistan.