Al Qaeda in the Arabian Peninsula (AQAP), one of the most active branches of the network founded by Osama bin Laden, has exploited the security vacuum to entrench itself further in the country's remote eastern reaches.
Only a unified government will be able to purge the security and judiciary apparatus and entrench the necessary reforms, restoring investors' confidence so the economy can recover.
The long-term security of Nigeria depends on entrenching the rule of law and this must supersede any palace intrigue or political bargaining.
UK-led efforts to win UN security council support for a resolution entrenching the terms of a cessation of hostilities have stalled in the past week amid hostility from Saudi Arabia, the UAE and the US.
Career security officials said that they were considering entrenching themselves in positions where they can serve as a check on Trump – either through direct advice to superiors or through the bureaucratic obstruction that features in every administration.
In the current session of the Diet, Mr Abe's government will submit legislation to allow its Self-Defence Forces to come to the aid of Japan's allies should they come under attack and in a way which endangers Japan's own security.The two hostages' grisly fate could further entrench the public's isolationist tendency, hindering Mr Abe's dream of ditching pacifism altogether.
General Musharraf looks likely to entrench the army's role by giving formal status to the security council, which will oversee the work of the government.
"Security matters are highly sensitive", is a common cliche in such circles, entrenching the idea that these matters need not be subject to public scrutiny.
But with Mr Monis's refugee background, the Sydney siege is also likely to entrench some Australians in their views that asylum policy is bound up with security.ASIO has identified about 60 Australians fighting with IS and Jabhat-al-Nusra, another extremist group, in Iraq and Syria; another 100 people in Australia are said to be supporting them and recruiting new fighters.
Israel's political and security establishment has been unified and vocal in vowing to thwart Iran's efforts to entrench itself militarily across Israel's northern frontier and to build what Israeli and American officials refer to as a land corridor from Iran, through Iraq and Syria, to Lebanon.
