Which king about 1280 issued a statute enshrining privileges and responsibilities of the royal household and the greater and lesser nobles as elements of a so-called feudal society?

By the mid-14th century which European group had come to dominate Swedish trade, generating lively commercial activity that resulted in the founding of many towns?

The foundations of the Swedish state (including the nationalization of the church, the crown’s confiscation of church estates, and the beginning of the Protestant Reformation) were laid during which king’s reign (1523–60)?

Which Dutch-built armed merchant ship carried Swedish settlers to North America in 1638 to establish the colony of New Sweden?

Fort Christina, the first Swedish settlement in North America, was established in what is now which U.S. state?

Who was the only female monarch to govern in the modern Swedish kingdom?

Who was the “Theatre King,” a keen patron of the arts who founded in 1773 the first opera company in Stockholm?

Which Swedish inventor received his first Swedish patent in 1863, for a method of mixing nitroglycerin with black powder to make an explosive?

Which Swedish economist and statesman was appointed UN secretary-general in 1953?

Which prime minister of Sweden contributed to a referendum (passed in 1980) to remove all nuclear reactors in Sweden?