1914 - July 29 – In Massachusetts, the new Cape Cod Canal opens; it shortens the trip between New York and Boston by 66 miles, but also turns Cape Cod into an island

The opening of the Cape Cod Canal on July 29, 1914, marked a significant moment in transportation history. This man-made waterway, located in Massachusetts, effectively transformed Cape Cod into an island by connecting the Cape's two land masses, Cape Cod itself and the mainland, through a canal. The canal's construction was a monumental engineering feat, as it shortened the maritime route between New York and Boston by an impressive 66 miles, offering ships a quicker and more direct passage.

The canal's opening had both immediate and long-term impacts. Initially, it revolutionized shipping, allowing vessels to bypass the longer and often treacherous journey around the outer edge of Cape Cod. This not only saved time but also reduced the risks associated with navigating the Cape's unpredictable waters. Over time, the canal's strategic importance continued to grow, especially during periods of conflict, as it provided a vital shortcut for military and commercial ships traveling along the East Coast.