The phrase "a main demand of" is correct and usable in written English.
It can be used when discussing a primary request or requirement related to a specific topic or issue.
Example: "One of the main demands of the protest was for the government to address climate change more aggressively."
Alternatives: "a primary request of" or "a key requirement of".
That is also a main demand of the rebels for ending their decade-old insurgency.
It has been a main demand of campaigners led by Anna Hazare, who is now expected to end his latest hunger strike after nine days.
Ditching Ms Yingluck, a main demand of opposition parties calling for reform to precede the election, might oblige those parties to take part.
A main demand of the protesters, who have again established an encampment on Tahrir Square, is that the secret police be disbanded.
The other four goals are: improving relations between citizens and the state; overhauling the pension system; developing a sustainable plan for natural resources; and promoting freedom and security, a main demand of the Free Democrats, who want to limit the powers of the state to intrude on the private lives of individuals in the name of security.
"Security is a main demand of our people, and we are tired of this war," Mr Ghani said.
Mr Purnell has already backed its main demand of a "living wage" of £7.60 an hour.
Diplomats from India have tried to broker a settlement among Mr. Nasheed, Mr. Hassan and other political leaders, but the talks have not yet produced an agreement on what appears to be the main demand of Mr. Nasheed and his supporters, a date for a new election.
In an unusual joint Pakistani-American statement negotiated Monday at a meeting attended by President Zardari and General Kayani, the main demand of the Pakistanis appeared to be a pledge that the United States had "no designs against Pakistan's nuclear and strategic assets".
Main demand of the ED physician was an ICU admission (80%), and disagreement occurred in 36% of cases.
The chief United Nations weapons inspector, Hans Blix, today endorsed the main demand of the United States that Iraq make a full declaration of its weapons programs before inspections resume.
