"Decree" can be either a noun or a verb. Example as a verb: Their Majesties decree a holiday tomorrow. Example as a noun: The full text of the decree will be published in The Court Circular tomorrow.
The laws you are referring to are called the Carlsbad Decrees. They were a set of laws enacted by the German Confederation in response to liberal and nationalist movements. The decrees aimed to censor the press, restrict freedom of speech, and suppress student organizations to maintain autocratic rule. The measures were intended to prevent uprisings and limit political dissent in the aftermath of the Napoleonic era.
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "explicit" is an adjective.
The part of speech for "twirl" is a verb.
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.
The part of speech for "lecturer" is a noun.
The part of speech for "indefinite" is an adjective.