Question

what were the causes and the consequences of the first world war​

Answer 1

Answer:

Explanation:

The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, and nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. ... When Russia began to mobilize to defend its alliance with Serbia, Germany declared war on Russia

Answer 2

Cause
Aggressive nationalism
Mad race for armaments
Division of Europe into two hostile camps
Sarajevo crisis

Consequences
Formation of league of nation
End of romonov rule in Russia