Final answer:
The Panama Canal is the canal constructed by the United States in the early 1900s across Panama that connects the Atlantic and Pacific oceans. It shortened travel time and provided a shorter shipping distance between the two oceans.
Step-by-step explanation:
The name of the canal constructed in the early 1900s by the United States across Panama that connects the Atlantic and Pacific oceans is the Panama Canal. It was built between 1904 and 1914, reducing travel time between the two oceans and providing a shorter shipping distance for trade. The canal is a significant engineering feat and played a crucial role in global trade and military operations.