The phrase "assistance from which" is correct and usable in written English.
It can be used when referring to a source or origin of assistance in a more formal context.
Example: "The committee provided assistance from which we were able to develop our project further."
Alternatives: "help from which" or "support from which".
The ways in which they obtained these additional resources ranged from seeking assistance from others, which involved little effort, to intense seeking of pain relieving medications, which required considerable effort: "People all over the village [who suffered pain] drank it [the herb's liquid after boiling].
His predecessor Hamid Karzai persistently refused offers of military assistance from Pakistan, which many in Kabul believe secretly supports the Taliban.
This post is based on an article by Mr. Bachelder, with assistance from Andy Tsang, which first appeared in the New York Law Journal.
Virginia investigators, with assistance from MCI, which provides connections to the Internet for AOL, traced unsolicited e-mail messages to accounts linked to the two defendants.
In November, Chrysler joined General Motors in seeking assistance from Congress, which rejected the company's bid, forcing the Bush administration to step in with a financial lifeline.
For Russia, concluding the treaty would likely pave the way for greater economic assistance from Japan, which has lent Russia $1 billion in the last three years.
Libya generally supported northern factions, while the southern ones usually found assistance from France, which sent in armed forces in support of the Chadian government on three occasions.
The creation of the Minx imprint was announced in late 2006; with assistance from Alloy Marketing & Media, which produces the "Gossip Girl" novels, DC had planned to promote the imprint to an audience averse to traditional comic-book shops.
U.S. defense officials said they were reviewing requests for assistance from France, which sent troops to Mali on Friday in an urgent attempt to prevent Islamist rebels and other guerrillas from overrunning the ragtag Malian army.
According to his training, Goodenough refused to fight back and tried to keep his attackers at arm's length, waiting for assistance from colleagues, which was slow to arrive.
