The phrase "a further protest" is correct and usable in written English.
It can be used when indicating an additional or subsequent expression of objection or dissent.
Example: "After the initial demonstration, the group organized a further protest to voice their concerns."
Alternatives: "an additional protest" or "a subsequent protest".
A further protest was planned for after the long New Year's holiday.
There will be a further protest outside the Rose Bowl, near Leeds Civic Hall, at noon on Wednesday, just before the executive board meeting.
The museum then decided not to publish the papers at all, which led to a further protest from Mr St Clair.
In a further protest, they also want to rename the local sports complex, now the Arnold Schwarzenegger Stadium, as the Tookie Williams Stadium.
Sixteen of the eighty-one national teams that did take part marched into Lenin Stadium for the opening ceremony bearing no national flags, as a further protest.
During the disputed parliamentary elections, the 35-year-old lawyer and blogger had led a campaign to vote against Vladimir Putin's United Russia party, which saw its support dip below 50%.Widespread allegations of fraud since the poll in early December have spawned a further protest movement.
But his speech also laid the groundwork to suppress the opposition movement with a harder hand, characterizing any further protests as being against the Islamic republic itself.
The government also issued a public warning on the Internet that any further protests would be met with force.
The government responded by banning any further protests.
"That might put a chilling effect on further protest activities" Stolar told the New York Daily News.
The footage of a dying Neda Agha-Soltan, a young protester shot during a demonstration, went viral on the web and television screens globally and served as a rallying point for further protest.
