3 days ago · Rock - Social Change, Cultural Evolution, Music Revolution: How, then, should rock’s contribution to music history be judged? One way to answer this is to trace rock’s …

As the head of the government of the United States, the president is arguably the most powerful government official in the world. The president is elected to a four-year term via an electoral …

Jun 14, 2025 · rock, form of popular music that emerged in the 1950s.. It is certainly arguable that by the end of the 20th century rock was the world’s dominant form of popular music. …

The Standing Rock protests were a campaign undertaken in North Dakota in 2016 and 2017 to halt the construction of the Dakota Access pipeline. Early resistance to the pipeline was …

Rock, or stone, is a hard material made up of one or more minerals. Rock makes up the outer layer of Earth, called the crust. The lower parts of this layer are solid rock, or…

Britannica’s new platform provides content designed and written specifically for early learners. Creating a more engaging and fun learning experience for students, the activities in Britannica …

Though the titular head of Canada is the reigning monarch of the United Kingdom (represented locally by a governor-general), the effective head of government is the prime minister. After a …

Jun 17, 2025 · Instagram, online social media platform and social network service for photograph and video sharing. The app was launched in 2010 by cofounders Kevin Systrom and Mike …

4 days ago · Israel-Hamas War, war between Israel and Palestinian militants, especially Hamas and the Palestinian Islamic Jihad (PIJ), that began on October 7, 2023, when Hamas launched …

Jun 14, 2025 · Rock - 1960s, British Invasion, Psychedelic: Whatever the commercial forces at play (and despite the continuing industry belief that this was pop music as transitory novelty), it …