On July 28, 1914, Austria-Hungary declared war on Serbia. World War I began as declarations of war by other European nations quickly followed. The ‘Great War’, which began on 28 July 1914 with Austria-Hungary’s declaration of war with Serbia, was the first truly global war.  It began in Europe but quickly spread throughout the world.  Many countries became embroiled within the war’s first month; others joined in the ensuing four years, with Honduras announcing hostilities with Germany as late as 19 July 1918 (with the record going to Romania, who entered the war – albeit for the second time – one day before it finished, on 10 November 1918). Detailed below…