Pakistani authorities have arrested Shehbaz Sharif, leader of the opposition and president of the country’s main opposition party, on corruption charges. This is the latest high-profile arrest of an opposition figure by Prime Minister Imran Khan’s government. Sharif was arrested from the premises of the high court in the eastern Pakistani city of Lahore on Monday, shortly after the court rejected his application for bail in a money laundering case. A large number of supporters of Sharif and his Pakistan Muslim League-Nawaz (PML-N) political party had thronged the court for the hearing,...