Pakistan Government Protested on US Force operation in Abbottabad

Islamabad (Routers) Pakistan protested to US government on US forces operation in Abbottabad last night.Government of Pakistan called US ambassador and protests on US Operation.They said that it is attack on our sovereignty. US should ask us first, we are Free state , we are not like Iraq and Afghanistan where US can poke his news.
US forces did operation in Abbottabad last night and killed Usama bin Laden who was their no.1 Threat.