Alexander the Great forcibly removed Darius III from power.
Frederick William I, popularly dubbed the "Soldier King", had created a large and powerful army that included a regiment of his famous "Potsdam Giants"; he carefully managed the kingdom's wealth and developed a strong centralised government
 Frederick was the last Hohenzollern monarch titled King in Prussia, declaring himself King of Prussia after annexing Royal Prussia from the PolishLithuanian Commonwealth in 1772

