Separatist militant attacks on police stations, railway lines and highways in Pakistan’s restive province of Balochistan, coupled with retaliatory operations by security forces, killed more than 60 people, officials said on Monday.The most widespread assault by ethnic insurgents in years forms part of a decades-long effort to win secession of the resource-rich southwestern province, home to major China-led projects such as a strategic port and a gold and copper mine.“These attacks are a well thought out plan to create anarchy in Pakistan,” Interior Minister Mohsin Naqvi said in a statement, adding that security forces had killed 12 militants in operations after the attacks on Sunday and Monday.For all the latest headlines follow our Google News channel online or via the app.Pakistan’s military said 14 soldiers and police, and 21 militants, were killed in fighting after the largest of the attacks, which targeted vehicles from buses to goods trucks on a major highway.It was not