The phrase "a base from which to launch" is correct and usable in written English.
It can be used when describing a starting point or foundation for an action or project.
Example: "The research provided a base from which to launch our new marketing strategy."
Alternatives: "a foundation for starting" or "a starting point for action".
Rebels from most neighbouring states were using Congo's lawless forests as a base from which to launch cross-border raids.
But, say insiders, Cardinal Bertone has failed to create a base from which to launch reforms and strikes an increasingly beleaguered figure, unable to impose his will on the Curia.The papal bureaucracy has two obvious weaknesses.
Sikandar completed the pacification of Jaunpur (1493), campaigned into Bihar, and founded the city of Agra in 1504 as a base from which to launch his attempt to control Malwa and Rajasthan.
Over the border, Israeli leaders expressed sorrow for the civilian deaths, but the military said that Qana had been targeted because Hizbullah had been using it as a base from which to launch rockets.
Others worry that the hard-won improvements in Iraq's security will be lost: al-Qaeda's Iraqi branch is still active, they note, and could even use Iraq as a base from which to launch attacks farther afield.But others say that, once the Americans have left, Iran-backed groups will lose their appeal and clout.
The French could use it as a base from which to launch long-term attacks on Sedan.
It is a strong base from which to launch its push for the real prize, the smartphone market.
Piper Jaffray said Yahoo!'s 191 million active users provide a significant base from which to launch the new voice-over-Internet Protocol service.
To any self-respecting political mover and shaker, the inner west suburb of Tempe doesn't seem like an inspiring base from which to launch and sustain a serious political movement.
That's a pretty decent base from which to launch a streaming service, with room to try some disruptive marketing tactics on top of it.
Because of the sectarian war in Syria, the Sunnis of Iraq have a massive "rear base" from which to launch their insurgency.
