It was Called the frontier because some or most of the areas in America that where settled by ranchers hadn't been explored or discovered yet.
Answer: Some modern observers worry powerful military leaders have seized too much power in the country.
Explanation: An event from the passage that addresses an event in the past is that some observers noted some powerful military leaders have seized too much power in the country, despite having its own constitution and elected leaders. This writer narrate what some observers worry about the too much power that some powerful Egypt military leaders possess presently, the writer claims it is possible to lead Egypt to become an autocratic state.
B.The Gemini program tested technologies used in the moon program