Final answer:
The major technological advances between 1865-1914 were the invention of the telephone by Alexander Graham Bell and the development of the automobile. Both of these advances greatly improved the lives of Americans.
Step-by-step explanation:
Two major technological advances between 1865-1914 were the invention of the telephone by Alexander Graham Bell and the development of the automobile. Alexander Graham Bell's telephone revolutionized communications by allowing people to talk to each other over long distances. This greatly improved the lives of Americans as it made communication faster and more efficient. The development of the automobile provided increased mobility to millions of Americans, allowing them to travel easily and explore new places.