The phrase "nationwide protest" means a demonstration or gathering that takes place across an entire country, where people from different cities or regions come together to express their opinions or demands. Full definition
The first massive nationwide protest again the pollution of the environment. (pbs.org)
Fresh off the second weekend of nationwide protests against President Donald Trump, the Democratic Congressional Campaign Committee has released its initial list of Republican - held seats it plans to target in 2018. (rollcall.com)
Students in New York City and its suburbs walked out of schools as part of nationwide protests a month after the school shooting in Parkland, Fla.. (wsj.com)