What was the main purpose of the metropolitan police act of 1829? it established a merit system for the hiring of police officers. it granted funding to municipal police agencies across the united states. it established a full-time preventative police force in new york city. it allowed sir robert peel to establish a police force to combat urban problems?

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

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