Answer: C is correct (the security arrangements that Stalin made to protect himself).
Explanation: the term "Iron Curtain" was used for the first time by Winston Churchill in American town of Fulton (Missouri) in 1946 (so-called "Fulton Speech). At that time Churchill was a ex-prime-minister, but the phenomenon of "Iron Curtain" was quite visible even from the UK.
Answer:
1. Inca empire - Developed in modern-day Peru in South America in the 13th century and lasted until the Spanish conquests in the 1500s.
2. Codices -Books created by the Mayans and Aztecs.
3. Aztec civilization - Civilization that dominated many areas of Central America from the 1300s to the 1500s, when the Spanish arrived.
4 Glyphs -Represent words and syllables in the Mayan language.
5 Effigy mounds - Man-made mounds of earth often created in the shapes of animals.
Geoglyphs - Large designs that are created on the ground with objects like stones, trees, gravel, or other durable landscape elements.
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Answer:
The early modern version of the game of chess invented during the Gupta reign was known as "Chaturanga" in Sanskrit.
The answer will be D, The French traded with Native Americans and the spanish tried to convert Native Americans to Christianity