Is Trump weakening the US’ case against future invasion of Taiwan by China?

As he has embarked on an expansionist policy that seeks to annex entire nations and provinces across continents, US President Donald Trump has essentially killed the basis to mount any opposition to the Chinese invasion and occupation of Taiwan

Is Trump weakening the US’ case against future invasion of Taiwan by China?
As he has embarked on an expansionist policy that seeks to annex entire nations and provinces across continents, US President Donald Trump has essentially killed the basis to mount any opposition to the Chinese invasion and occupation of Taiwan