The White House threw a US-Saudi Arabia nuclear deal into question on Thursday, a day after it was signed, emphasising that it depended on the oil-rich Gulf country recognising Israel under a 2020 diplomatic initiative. “The Civil Nuclear Deal … will be approved, but is totally subject to Saudi Arabia joining the very respected and successful Abraham Accords,” US President Donald Trump wrote on social media, adding that the deal would not include enrichment and involve only non-military use of...