History, asked by Xxitzadityajr11xX, 2 days ago

Who is the first country that joined world War ?






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Answered by johanmaddukuri036
2

Answer:

Explanation:

Austria and Hungary

Answered by vriya4029
1

Answer:

World War I Begins

On July 28, Austria-Hungary declared war on Serbia, and the tenuous peace between Europe's great powers quickly collapsed. Within a week, Russia, Belgium, France, Great Britain and Serbia had lined up against Austria-Hungary and Germany, and World War I had begun.

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