Boris Johnson makes controversial comments over Saudi's 'proxy wars' in the Middle East

Boris Johnson faced criticism for his remarks on Saudi Arabia's role in Middle Eastern conflicts, highlighting tensions between Saudi Arabia and Iran. His comments were seen as undiplomatic, causing a rare rebuke from the UK government. Despite this, the UK continues to maintain strong ties with Saudi Arabia, a key ally and arms buyer. The Prime Minister expressed confidence in Johnson, though the government's official stance distanced itself from his views. Johnson's upcoming visit to the Middle East presents an opportunity to mend diplomatic relations.

What was the nature of the rebuke received by Boris Johnson according to the text?

What diplomatic skills is Boris Johnson expected to practice during his tour of the Middle East?