The phrase "adamant insistence" is correct and usable in written English.
It can be used to describe a strong and unwavering demand or assertion made by someone.
Example: "Despite the objections from the team, her adamant insistence on the new policy left no room for negotiation."
Alternatives: "firm insistence" or "unyielding demand".
The president's adamant insistence on a January election entails another poorly thought out tactic that places politics over policy.
But by the same token, what may prove to be America's greatest weakness is the adamant insistence that it can defy the normal course of history.
Lawrence said that she supported Sanders for his adamant insistence on rooting money out of politics, and that Clinton simply could not be trusted.
Mr. LaPierre asserted that Mr. Clinton and Mr. Gore had political reasons for their adamant insistence on tough gun control legislation.
When I was a child it manifested itself in a spectrum of behavioral quirks ranging from an adamant insistence that the bow in my hair be perfectly straight to a perpetual need for reassurance to allay my many fears, largely imagined but painfully real to me.
Dr Mark Porter, BMA council chair, said: "We regret the inevitable disruption that this will cause but it is the government's adamant insistence on imposing a contract that is unsafe for patients in the future, and unfair for doctors now and in the future, that has brought us to this point".
Mr. Beilin, who is arguably the Israeli negotiator most inclined toward radical compromise, was adamant in his insistence that Israel could not accept even in principle the right of refugees to have their former homes and properties there, Israeli sources said.
"It's a situation where the commissioner of health has been so adamant in his insistence on the way in which it must be done that has kept us in opposition," Mr. Hunt said, referring to Dr. Thomas R. Frieden, the commissioner.
NEW YORK, USA, 26 January 2007 – During the Symposium on Child Survival, a gathering of world leaders at UNICEF headquarters last September, Her Majesty Queen Rania Al-Abdullah of Jordan was adamant in her insistence that the international community can – and must – do better for its most vulnerable children.
They have been adamant mainly in resisting the Syrian opposition's insistence on Assad's ouster before the fragmented anti-Assad coalition talks with a decapitated Syrian government.
This is the defining paradox of Huckabee: his adamant resistance to being branded a zealot paired with his insistence that faith defines character and, consequently, has an essential place in government.
