Israeli President Isaac Herzog left for the United Arab Emirates on Sunday on the first such visit, his office said, seeking to strengthen Gulf ties at a time of heightened regional tension as world powers try to revive a nuclear deal with Iran. “I will be meeting the leadership of the United Arab Emirates, at the personal invitation of Sheikh Mohammed bin Zayed, the Crown Prince,” Herzog said. “I wish him well and I am grateful for his courage and bold leadership, carving out a peace agreement with Israel and sending a message to the entire region that peace is the only alternative for the pe…