The Minoan civilization developed Mediterranean Polyculture, that is the practice of growing more than one crop at the time, which resulted in a healthier diet for the population, and a population growth. Additionally, it preserved the fertility of the soil, unlike when only one crop is growing. This was not yet at standard- the Minoan civilization developed between 2000 and 1000 BC.
With a healthy population, the Minoans could also engage in trade with other places, such as with mainland Greece, which especially valued its pottery.
A fleet of warships called is called also naval fleet
The reconstruction of Germany after World War II was a long process. Germany had suffered heavy losses during the war, both in lives and industrial power. Germany was in rough shape. Germany was divided into four temporary occupation zones, roughly based on the locations of the Allied armies.
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The fact that the government is divided into three branches is known as the "division of power" - the power is distributed to avoid power abuse, so that no instance has unlimited power.
The fact that the three branches are overlapping is known as "checks and balances" - the branches check the other ones (whether their function is lawful) and balance each other.