The phrase "a plot to launch" is correct and usable in written English.
It can be used when discussing a scheme or plan to initiate something, often in a dramatic or conspiratorial context.
Example: "Authorities uncovered a plot to launch a series of cyberattacks against critical infrastructure."
Alternatives: "a scheme to initiate" or "a plan to start".
A plot to launch "commando-style" attacks on Britain, France, and Germany has been intercepted and foiled by drone attacks on militants based in Pakistan, security and intelligence sources said last night.
A week after the contest, the authorities in Azerbaijan announced that 40 people had been arrested in connection with what it said was a plot to launch "terrorist" attacks.
One of four suspected al-Qaida fighters killed by a US drone strike in Yemen was wanted in connection with an alleged plot to launch a major attack before Ramadan ends and the Muslim Eid al-Fitr feast begins, either Thursday or Friday, al-Jazeera reports.
The security services claim to have foiled a Russian-led plot to launch a "Bessarabia People's Republic".
They plot to launch a chemical weapon - American-made, naturally - into Tokyo.
ReprintsThe past week has seen many reports, mostly emanating from Islamabad, of a well-advanced al-Qaeda plot to launch commando attacks in Berlin, Paris and London similar to those that took place in Mumbai in 2008.
In 2006, police foiled the so-called "Toronto 18" plot to launch a suicide attack on the hill.
"Al Qaeda combatants assimilate into the civilian population and plot to launch large-scale attacks against civilian targets far from any traditional battlefield," said the brief filed by Solicitor General Theodore Olson.
A teenage girl plotted to launch a gun and grenade attack on the British Museum after her attempts to become a jihadi bride were thwarted, a court heard.
(What, just to take an obvious example, if a group of disgruntled tax-paying cyberterrorists is plotting to launch a first strike on the IRS?).
Eight of the 13 men remain in custody, facing charges that they had plotted to launch a terrorist attack, though prosecutors have refused to say when or where.
