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1917

Pope Benedict XV (pictured) promulgated the Pio-Benedictine Code, the first official comprehensive codification of Latin

Pope Benedict XV (pictured) promulgated the Pio-Benedictine Code, the first official comprehensive codification of Latin

1917

A socialist convention in Leeds, United Kingdom, called for an end to the First World War and the establishment of Worke

A socialist convention in Leeds, United Kingdom, called for an end to the First World War and the establishment of Worke

1917

First World War: The British Army detonated 19 ammonal mines under German lines, killing perhaps 10,000 in the deadliest

First World War: The British Army detonated 19 ammonal mines under German lines, killing perhaps 10,000 in the deadliest

1917

First World War: The British Army detonated 19 ammonal mines under German lines, killing perhaps 10,000 in the deadliest

First World War: The British Army detonated 19 ammonal mines under German lines, killing perhaps 10,000 in the deadliest

1916

Irish republicans led by Patrick Pearse began the Easter Rising against British rule in Ireland, and proclaimed the Iris

Irish republicans led by Patrick Pearse began the Easter Rising against British rule in Ireland, and proclaimed the Iris

1916

The first issue of Irish War News was published in Ireland

The first issue of Irish War News was published in Ireland

1916

World War I: Russian forces began their successful Brusilov offensive against the Central Powers

World War I: Russian forces began their successful Brusilov offensive against the Central Powers

1916

World War I: The Battle of Mont Sorrel in the Ypres Salient came to an end as a Canadian assault led German forces to wi

World War I: The Battle of Mont Sorrel in the Ypres Salient came to an end as a Canadian assault led German forces to wi

1915

World War I: Hit by ground fire, French aviation pioneer Roland Garros (pictured) landed his aircraft behind enemy lines

World War I: Hit by ground fire, French aviation pioneer Roland Garros (pictured) landed his aircraft behind enemy lines

1915

First World War: The Australian and New Zealand Army Corps landed at Anzac Cove while British and French troops landed a

First World War: The Australian and New Zealand Army Corps landed at Anzac Cove while British and French troops landed a

1915

First World War: Britain, France and Russia signed a secret treaty promising territory to Italy if it joined the war on

First World War: Britain, France and Russia signed a secret treaty promising territory to Italy if it joined the war on

1915

First World War: Britain, France and Russia signed a secret treaty promising territory to Italy if it joined the war on

First World War: Britain, France and Russia signed a secret treaty promising territory to Italy if it joined the war on

1915

World War I: British forces launched the Battle of Aubers, an offensive on the Western Front, as part of the larger Seco

World War I: British forces launched the Battle of Aubers, an offensive on the Western Front, as part of the larger Seco

1915

First World War: Australian and New Zealand troops repelled the third attack on Anzac Cove, inflicting heavy casualties

First World War: Australian and New Zealand troops repelled the third attack on Anzac Cove, inflicting heavy casualties

1915

Unhappy with U

Unhappy with U

1914

A fire and a gun battle between the Colorado National Guard and striking coal miners led to 17 deaths in the Ludlow Mass

A fire and a gun battle between the Colorado National Guard and striking coal miners led to 17 deaths in the Ludlow Mass

1914

The Franck–Hertz experiment, the first electrical measurement to clearly demonstrate quantum mechanics, was presented to

The Franck–Hertz experiment, the first electrical measurement to clearly demonstrate quantum mechanics, was presented to

1914

Around 2,000 members of European society attended a ball at Kenwood House, England, in one of the last major social even

Around 2,000 members of European society attended a ball at Kenwood House, England, in one of the last major social even

1913

Princess Victoria Louise of Prussia married Prince Ernest Augustus of Hanover; the occasion was one of the last great so

Princess Victoria Louise of Prussia married Prince Ernest Augustus of Hanover; the occasion was one of the last great so

1913

In Detroit, autoworkers for car manufacturer Studebaker went on strike in the American auto industry's first major strik

In Detroit, autoworkers for car manufacturer Studebaker went on strike in the American auto industry's first major strik