Austria-Hungary's invasion of Serbia led to the start of World War I. The correct option among all the options given in the question is the third option. The assassination of Franz Ferdinand, who was also the Archduke of Austria-Hungary by Gavrilo Princip acted as the catalyst for the starting of the World war I. Gavrilo Princip was a Serbian national.
Republican party is the oldest of the two largest U.S. political parties. Republican party of 1854 emerged to combat the expansioned of slavery into the American territories after the passing of the Knass-Nebraska Act.
Republican party was founded in 1854 and it is intrinsically connected. It is consisted of northern protestants, factory workers, businessmen, prosperous farmer, professional, and after the Civil War, former black slaves.
The main issues of this party in 1854 was the abolition of slavery and it is the main goal of that party. It is known to support right leaning ideologies of conservatism among others.
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