Trump is the most notorious liar in world history.
I have no idea why anyone would trust him to follow thru on any deal.
Even if Trump negotiates a treaty, it still has to be certified by the Senate, which is up in the air even under control of the Republicans as plenty are defecting from Trump.
Stocks rose after a preliminary U.S.-Iran agreement, but questions remain over Hormuz, Israel and what follows a potential signing in Geneva.