The phrase "a confrontation on a" is grammatically correct and can be used in written English.
It can be used when discussing a specific topic or issue that is the subject of a confrontation or disagreement.
Example: "The meeting turned into a confrontation on a sensitive issue that had been brewing for months."
Alternatives: "a clash over a" or "a dispute regarding a".
Mr. Shafik was forced to resign a month later after a confrontation on a talk show, and since then such blowups have become a trademark.
By concentrating on a single case, protesters must wander into the thicket of evidence around a confrontation on a street in Missouri that lasted about ninety seconds; the facts may well turn out to support Wilson's version of what happened.
Adding to the Mets' difficulties, there were reports from various news media outlets Wednesday that Bernazard also had a confrontation on a team bus last week with the team's closer, Francisco Rodriguez.
Brown's 18-year-old son, Michael Jr, was shot dead by a white police officer, Darren Wilson, following a confrontation on a residential side street on 9 August 2014.
After initial reports that a man had been struck and killed by a train after a confrontation on a platform at East 125th Street in Manhattan on Tuesday afternoon, the police said that in fact the man had been killed and another was injured in separate episodes near the station.
Israel's relations with Turkey, long an important regional ally, have been strained since Israel's war in Gaza, and were nearly severed after Israeli naval commandos killed nine activists during a confrontation on a Turkish passenger ship that was part of a flotilla trying to breach Israel's naval blockade of Gaza in May 2010.
The episode is the latest in which the administration has ducked a confrontation on an issue that risks alienating one constituent group or another as Mr. Obama approaches an election year.
It was a confrontation on an intellectual level with the empire when we smoked dope at the base of the Washington Monument with a couple hundred cops watching, and later when we skirmished with them.
But in last week's episode, the two had a bit of a confrontation on the daytime talk show "The View".
An off-duty city correction officer was arrested after pointing a gun at a person during a confrontation on Grand Avenue on Saturday night, the police said.
Today's incident was on a smaller scale than a confrontation on Saturday, when up to 1,000 Albanians tried to cross the bridge, where hundreds of Serbs were waiting, taunting them with profanity.
