Final answer:
The Empire State Building was the tallest building in the world and is an iconic architectural achievement.
Step-by-step explanation:
The Empire State Building is important in construction history because, upon completion, it was the tallest building in the world. It held this record for nearly 40 years until the completion of the North Tower of the World Trade Center in 1971. The Empire State Building's height and architectural achievement made it a symbol of American progress and displayed the capabilities of modern engineering.
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