The change has been urged on the British for years by the US, which commits to year-long tours in Afghanistan.
The Coalition Programme, which commits the government to making all these changes, is not the Liberal Democrat manifesto.
The problem, they argue, lies with the inflation target, which commits the Bank to fighting the dragons of the 1970s and 1980s, not those of today.
We paid teachers very poorly; we are now paying them better, but not enough so that it's a career which commits them to the profession.
She joined actor and campaigner, Elaine C Smith in Glasgow to launch the pledge which commits the party delivering policies that promote equality.
Ministers will hammer out the details of the Kyoto Protocol, which commits the world's industrialised countries to cuts in emissions of greenhouse gases.
And it's a Promise which commits those who make it to build a better world, starting from themselves, to the local area and then the wider world.
Gates and Buffett are both now recruiters for the Giving Pledge, which commits zillionaires to give away at least half their wealth.
Britain spends 1.8% of GDP on R&D, considerably less than many other advanced economies notably Sweden, which commits 3.9% of national resources (see chart).
Such talk is heard less often now but its ideals are still in the treaty, which commits its members to the goal of "ever closer union".
Indo-Pakistan tensions are eased by the Shimla accord of 1972, which commits both sides to work bilaterally through outstanding conflicts, rather than via international forums.
