The meaning of the alliance system is when countries work together to achieve a common goal. this means that when a country is in need, the other countries help them out. this is why the Austria- hungary and Serbia war resulted into a general war involving many country.
Explanation:
The Hungarian empire declared war on the slavic country of Serbia following the assassination of a crown prince of the Austrian Hungarian empire by a serbian nationalist. This made the Slavic Russians that had an alliance with serbia to declare a war on the Austrian Hungarian Empire and mobilised their troops to defend serbia their ally.
Futhermore, Germans had alliance with Austria Hungarian Empire also declared a war on Russia. This made France and England to declare war on Germany because they had alliance with Russian. All these led to the general war that involved many countries.
It says that people could be given money if the river flooded their farmland. It says that people could be made to jump in the river to determine their guilt or innocence.
The gold mines of West Africa provided great wealth and power to West African Empires such as Ghana, Mali, & Songhai empire. The king of Ghana started trading back in the 8th century.
Collectivization led to terrible famines, especially in the Ukraine, that caused the deaths of millions. The third (1938–42) emphasized the production of armaments. The fourth (1946–53) again stressed heavy industry and military buildup, angering the Western powers.