Aon, Willis halt $30 bln merger over monopoly concerns, delay

Aon Plc (AON.N) and Willis Towers Watson Plc on Monday called off a $30 billion merger that would have created the world’s largest insurance broker, saying U.S. regulators’ objections created unacceptable delay and uncertainty.
Aon’s $30 bln Willis bid set for EU okay in late June, early July – sources

Insurance broker Aon’s (AON.N) $30 billion bid for Willis Towers Watson (WLTW.O), the biggest ever in the sector, is expected to get the EU antitrust green light later this month or in early July, people familiar with the matter said.