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Nancy Pelosi's controversial trip to Taiwan could have ramifications for the whole world, for a long time to come.
The US House Speaker has wrapped up her visit to Taipei, where she expressed solidarity with the Taiwanese government.
China has condemned the trip, calling it a violation of China's sovereignty under the guise of democracy.
SAIS China Global Research Centre director Andrew Mertha told Kate Hawkesby it could have flow-on effects for international relations around the world.
He says the US and China are the only two world powers that can come together to solve certain bilateral and multilateral international issues.