Nationalism has led to technological and scientific advancements in the late 19th century and early 20th century.

The industrial revolution which would eventually lead to a technological age.

The Industrial Revolution ended between the late 19th century and early 20th century.

No, the Industrial Revolution occurred in the 18th and 19th centuries, not the end of the 20th century. It was a period of significant technological advancements and economic transformation that began in Britain and later spread to other parts of the world.

NORAD