Which is the correct order of events that occurred after Austria-Hungary declared war on Serbia? Russia mobilized its forces, prompting Germany to declare a two-front war against Russia and France. France mobilized its forces, prompting Germany to declare a two-front war against France and Russia. Germany mobilized its forces, prompting Russia and France to declare war against Germany and Austria-Hungary. Austria-Hungary mobilized its forces, prompting Russia and Germany to declare war against Austria-Hungary and France.

Russia mobilized its forces, prompting Germany to declare a two-front war against Russia and France, is the correct order of the events that occurred after Austria-Hungary declared war on Serbia. Hence, option A holds true.

What is the significance of Austria-Hungary declaration of war?

When Austria-Hungary declared a war on Serbia, it also led to the beginning of the World War I, which later spread across the world, and identified as the most dreadful and disruptive events of the 20th century.

The reason behind this declaration of war was communist Russia ordering the movement of its forces, which furthered the beginning of war of Germany with countries like Russia and France.

Hence, option A holds true regarding the Austria-Hungary declaration of war.

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