REUTERS – Under King Salman, Saudi Arabia is expanding its confrontation with Iran well beyond the Middle East, no longer relying heavily on Western allies to smother Tehran’s ambitions outside the Arab world. Since Salman came to power early last year, and Tehran struck a nuclear deal with world powers, Riyadh has adjusted its strategy for countering the efforts of its Shi’ite Muslim rival to build influence in Africa, Asia and even Latin America.