Israel’s Supreme Court ruling upholding the right of Arab parties to run in the Oct. 27 election could make it more difficult for Prime Minister Benjamin Netanyahu to form a new coalition after the election. In a unanimous decision, the Supreme Court ruled on Friday that the Joint Arab List and Ra’am, the two Arab-led political lists competing in Israel’s elections, could run. The ruling overturned a decision by the Central Elections Committee, a largely political body in which parties in Netanyahu’s right-wing coalition hold a majority of the seats, which had voted last month to bar the lists from...