Historians consider the greatest achievement of the Byzantine Empire to be the preservation of Greek and Roman cultures Because
Greek and Roman literature, arts, mathematics, engineering, etc. has
been preserved by the Byzantine Empire, people were able to have access
to the information and ideas that the Greeks and Romans produced which helps modern mathematicians and engineers to this day.
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Answer:
Four Empires: Russian, German, Austria-Hungary and Ottoman disappeared, new countries were created, while Germany lost all its colonies.
Explanation:
When war ended, the peace conference in Versailles created new borders, mostly in Europe. German Empire disappeared and on the soil of it Weimar Republic was established. Austria-Hungary was also dissolved and many new countries were formed on its soil, including Austria, Hungary, Kingdom of Serbs, Croats and Slovenians. Ottoman Empire also disappeared and many countries including Turkey were created. Russian Empire also disappeared and new countries including Finland, Poland were created. Germany lost colonies that were mostly given to France and Britain.
The economic system that is strictly based on command economy is the communism. This economic system is one where the government is the one that decides everything. How much is produced, what is produced, when it is produced, it is all planned by the government. The private sector doesn't exist, and everyone in this type of economic system is treated equal and has same income.
The economic system that is based on market economy is the capitalism. This economic system is one where everything is owned by the private sector, whit the government not interfering in the businesses. The private businesses are able to decide what, when , and how much to produce, and their only ''judge'' are the consumers.
After WWI, the Allies made Germany sign the Treaty of Versailles, it was really harsh towards Germany, its destroyed it's economy, its army, and blamed the war on them.
Many Germans, suffering in these conditions, saw Hitler's party as a light, as hope for a better life for them an and their children, because Hitler wanted to restore Germany's glory, and with it, it's economy.
They felt betrayed by everyone, but Hitler was always on their side.