question: Rewrite the following analysis into a JSON format, ensuring each sentence is in a separate field named 'sentence_1', 'sentence_2', etc. The analysis must contain exactly five sentences, written in English, and all sentences should start with a capital letter:
  
  The Soviet Union exercised significant influence over Eastern Europe during the Cold War. This influence was manifested through both political and military means. Many Eastern European countries were compelled to adopt communism as their form of government. The Soviet Union also impacted the region's economies by integrating them into the Eastern Bloc's economic system. However, this dominance faced resistance, leading to uprisings and eventual reforms.
answer: ```json
  {
    "sentence_1": "The Soviet Union exercised significant influence over Eastern Europe during the Cold War.",
    "sentence_2": "This influence was manifested through both political and military means.",
    "sentence_3": "Many Eastern European countries were compelled to adopt communism as their form of government.",
    "sentence_4": "The Soviet Union also impacted the region's economies by integrating them into the Eastern Bloc's economic system.",
    "sentence_5": "However, this dominance faced resistance, leading to uprisings and eventual reforms."
  }
  ```