The phrase "a core demand for" is correct and usable in written English.
It can be used when discussing essential requirements or requests related to a specific issue or topic.
Example: "The activists presented a core demand for climate justice during the rally."
Alternatives: "a fundamental request for" or "a primary requirement for".
Safe zones have been a core demand of the Syrian opposition and were central to Turkey's Syria policy for much of the past five years.
The Syrian government line, to be sure, is that Israel has not shown that it is serious, at least about Syria's core demand for a withdrawal from the Golan Heights to the border that existed between the countries before the war of June 1967.
Continual and unconditional inspections would do a better job, and are the core demand for any diplomatic settlement.
Continuing core demand for yield and floating-rate paper should provide fuel for an active year in deal-making.
Israeli officials acknowledged that Mr. Arafat appeared on Thursday to have met Israel's core demand for his release, arresting three Palestinians suspected of involvement in the killing of the Israeli tourism minister, Rehavam Ze'evi, last Oct. 17.
Officials acknowledged that Mr. Arafat had appeared to meet Israel's core demand for his release: arresting three Palestinians suspected of involvement in the killing of the Israeli tourism minister.
Bottom line - core demand for the product is high and expanding.
The core demand for new terms tabled by the incumbent conservative government is to roll back the situation to 1992 and get guarantees that EU social provisions (broadly speaking) do not apply to Britain.
But U.S. President Barack Obama, phoning Netanyahu on Sunday, put pressure on Israel to hold fire unconditionally and appeared to link its core demand for Hamas to be stripped of cross-border rockets and infiltration tunnels to a peace accord with the Palestinians that is nowhere on the diplomatic horizon.
