South Korea's President Lee Jae Myung faces a pivotal foreign policy test barely two months after taking office, with back-to-back summits in Tokyo and Washington that reflect the wider struggle of U.

By David Brunnstrom, Idrees Ali and Ju-min Park WASHINGTON/SEOUL (Reuters) - When South Korean President Lee Jae Myung meets U.S. President Donald Trump next week for their first summit, he'll face calls to pay more for the upkeep of American troops on the peninsula with security issues expected to be among the top agenda items.

U.S. President Donald Trump hosts South Korean President Lee Jae Myung in Washington for their first summit meeting on Monday, after the countries struck a trade deal last month lowering U.S. tariffs on the Asian ally to 15% from a threatened 25%.

North Korea has a secret military base near the Chinese border to hold ICBMs that pose a "potential nuclear threat" to the United States, a new report said.