why was the eiffel tower built

The Eiffel Tower was built as the centerpiece and entrance gateway for the 1889 Exposition Universelle (World's Fair) held in Paris. Its construction was to commemorate the 100th anniversary of the French Revolution and to showcase French industrial engineering achievements. The tower was also intended to be a symbol of modernity, science, and industry, reflecting the spirit of the 19th century. It was designed by engineers Maurice Koechlin and Émile Nouguier under the direction of Gustave Eiffel, and was meant to draw visitors and demonstrate France's technological progress.