US President Donald Trump tweeted Monday that he is confident North Korean leader Kim Jong Un would honor an agreement they reached last month to pursue denuclearization.

"I have confidence that Kim Jong Un will honor the contract we signed &, even more importantly, our handshake. We agreed to the denuclearization of North Korea," Trump tweeted. "China, on the other hand, may be exerting negative pressure on a deal because of our posture on Chinese Trade-Hope Not!"