Garsallaoui was not part of al-Qaida, but formed his own faction, fighting international forces in Afghanistan and fomenting terror back in Europe.
In the last month, however, he has been accused by Israeli military officers of tolerating and perhaps fomenting terror bombings and armed attacks against Israeli targets.
Isis deliberately foments terror by showing videos of its atrocities to create panic among soldiers and civilians, and there is also the knowledge that the Syrian Army will bombard any place from which it retreats.
And when the government needed a scapegoat, as it did during a Communist scare in 1965 and during the financial crisis in early 1998, it turned on the Chinese, fomenting terror and riots.
The feeling among the sceptics is that such closeness could cost precious Russian goodwill and Russia could get close to India's arch rival Pakistan, which India blames for fomenting "terror".
Biden also had these words for the Musharraf regime: "We have to make clear to the Pakistanis that, notwithstanding the fact that we need you very much right now... if you are going to continue to foment the terror that does exist in Kashmir, then you are operating against your own near-term interests, because that very viper can turn on you".
Uzbekistan's ruthless dictator, Islam Karimov, uses his country's role in the campaign against global terrorism as cover for repression that only foments further terror, of the homegrown variety.
Just weeks before President Trump won the 2016 election, three white men in Kansas were arrested for fomenting a terror plot.
Whatever his intentions, the authors say, "it was Khrushchev's propensity to risk war that bedevilled US presidents" and made confrontation inevitable.Western journalists also served as unlikely accomplices in fomenting cold-war terror.
