The speaker of the U.S. House of Representatives, Nancy Pelosi, confirmed Sunday she will visit four Asian countries this week but made no mention of a possible stop in Taiwan that has fueled tension with Beijing, which claims the island democracy as its own territory.

Pelosi said in a statement she is leading a congressional delegation to Singapore, Malaysia, South Korea and Japan to discuss trade, the COVID-19 pandemic, climate change, security and “democratic governance.”

Pelosi has yet to confirm news reports that she might visit Taiwan. Chinese President Xi Jinping warned against meddling in Beijing’s dealings with the island in a phone call Thursday with his American counterpart, Joe Biden.

See Also:

Grain ship leaves Ukraine port for first time since Russia blockade

Beijing sees official American contact with Taiwan as encouragement to make its decades-old de facto independence permanent, a step U.S. leaders say they don’t support. Pelosi, head of one of three branches of the U.S. government, would be the highest-ranking elected American official to visit Taiwan since then-Speaker Newt Gingrich in 1997.

Read more: AP