The United States rejects China's "unlawful" maritime claims in the South China Sea and stands with Southeast Asian nations faced with Beijing's "coercion", Secretary of State Antony Blinken said on Wednesday.

Addressing a video conference with foreign ministers from the Association of Southeast Nations (Asean), Blinken also said the US has "deep concerns" about the situation in Myanmar and urged the group to take action to end violence and restore democracy in the country.

The meeting with the...