The phrase "a strong protest over" is correct and usable in written English.
It can be used when expressing a firm objection or dissent regarding a specific issue or event.
Example: "The community organized a strong protest over the proposed changes to the local park."
Alternatives: "a vigorous objection to" or "a fierce opposition against".
For China, the upgrades were insult enough, and Beijing summoned the American ambassador and military attaché to register a "strong protest" over what Xinhua called a "despicable breach of faith in international relations".
The Japanese government said Tuesday that it would lodge a strong protest over the detention and beating of two Japanese journalists by security forces in the Chinese town of Kashgar on Monday.
Japan lodged a strong protest over what it said was an "escalation".
Japan has already lodged a strong protest over what it said was an "escalation" by China.
The Afghan foreign ministry summoned the Pakistani charge d'affaires Shah Nazar Afridi in Kabul to lodge a "strong protest" over the latest violence, according to a statement.
The country's foreign ministry issued a "strong protest" over plans to serve a mango mousse, featuring disputed islands on a map of the Korean peninsula, at the meeting.
In Pakistan, meanwhile, military officials filed a "strong protest" on Friday over what they said was the second incursion by American military forces into Pakistan in a month, state-run media reported.
Mr Trump derided the claim in a tweet, saying: "It won't happen". Japan's Chief Cabinet Secretary Yoshihide Suga confirmed the missile had not reached Japanese territorial waters, adding that Tokyo would make a "strong protest" to North Korea over the incident.
The White House also issued a strong protest.
Japan lodged a strong protest, which was rebuffed.
At the same time, the government put a strong protest on the record.
