It sunk into a worldwide depression
Explanation:
After the war ended global economy began to decline. Economies of North America, United Kingdom and especially Germany faced recession after the war and eventually went into depression in late 1920s and early 1930s.
Advert: <u>To avoid a dangerous or harmful situation</u>. <em>Advert means to avoid, prevent, or stop a potential bad situation. </em>
Cauldron: <u>A time of relentless stress or tension</u>. <em>Cauldron refers to a time with heavy stress and a lot going on, sometimes even repressing emotions</em>.
Deteriorate: <u>To lose value or quality of something</u>. <em>Deteriorate means conditions usually worsen over time, and loses value or even quality</em>.
Fiasco: <u>A total and complete disaster or failure</u>. <em>Fiasco means a total mess, everything is out of hand and uncontrollable</em>.
Psychedelic: <u>A term related to the use of drugs</u>. <em>Psychedelic drugs are usually referring to drugs that cause hallucinations</em>.
Quarantine: <u>To isolate a person or nation from the rest of the world</u>. <em>Being quarantined is another word to isolate, or being isolated, sometimes from a certain person, place, or thing.</em>
"Red Army" is slang, I believe
Answer:
Letter C. which is Military
The answer would be A. American Revolution.