Cheng, chairwoman of the Kuomintang (KMT), Taiwan's largest opposition party, leaves for a two-week US trip later on Monday, following on from her April visit to China, where she met President Xi.

Cheng Li-wun is set to begin a two-week U.S. tour as Beijing urges Washington to rethink its support for Taipei.

Taiwan's main opposition leader said she hopes to "gain deeper trust" from the US, before departing for the country where she is expected to be grilled over her party's stance on…