Pakistan, May 16 -- US envoy to the United Nations Michael Waltz has claimed that China has started stepping back from its support for Iran following President Donald Trump's recent visit to Beijing.

Read More: China visit tests Trump diplomacy strategy

Speaking at the United Nations, Waltz said China had agreed that Iran should not develop nuclear weapons and should refrain from imposing toll charges in the Strait of Hormuz, a critical global oil transit route.

According to the US envoy, diplomatic discussions during Trump's Beijing visit contributed to what he described as a shift in China's approach toward Tehran. He suggested that Beijing is reassessing aspects of its relationship with Iran amid growing international pressure linke...