WASHINGTON - A US State Department spokesman has welcomed the National Security Advisor-level talks between India and Pakistan in Bangkok, stating Washington backs any steps to reduce tensions between the two countries.

"We welcome reports of the meeting between Indian and Pakistani officials. We support any and all positive steps India and Pakistan can take to reduce tensions, engage in dialogue, and forge closer relations," the spokesperson said.

"The normalisation of relations between India and Pakistan is vital to both countries and the region," the spokesperson said when asked about the weekend talks between the National Security Advisers of India and Pakistan in Bangkok.

The spokesman also welcomed that Pakistan is hosting the Heart of Asia Summit this week in Islamabad.

"We are pleased that Pakistan is hosting the Heart of Asia Summit.

We are also encouraged that President (Ashraf) Ghani (of Afghanistan), Indian Minister of External Affairs (Sushma) Swaraj, and other senior officials will be attending," he said.

"The meeting is an opportunity for the United States and all participating countries to discuss our shared commitment to a stable, peaceful, and prosperous Afghanistan," the spokesperson said in response to a question.

The Deputy Secretary of State, Antony Blinken and Special US Representative for Afghanistan and Pakistan Richard Olson are representing the United States in the fifth meeting of the Heart of Asia process in Islamabad on Tuesday.