The answers are: 1. A 2. D 3. A
Answer: The Soviet
Explanation: They launches the first man made object, the Sputnik, into space on October 4, 1957
Answer:
Corruption in the Catholic Church encouraged the idea for reform. The sale of indulgences.
Answer:
The Treaty on Open Skies entered into force on January 1, 2002, and currently has 34 party states. It establishes a program of unarmed aerial surveillance flights over the entire territory of its participants.