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| Connected Lake Erie to the Hudson River |
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| This canal helped international trade because it joined the Med. Sea and the Indian Ocean by the Red Sea |
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| American, long-leaning sailing vessels known for their great speed |
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| Built the first practical steamship, the Clermont |
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| An English inventor who built the first practical steam-powered locomotive |
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| A German inventor who perfected a gasoline-fueled internal combustion machine |
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| Invented the diesel engine which could power locomotives and ships |
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| Developed the first modern automobiles |
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| Perfected the electric telegraph |
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| Laid the first successful transatlantic telegraph cable |
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| Patented the telephone which revolutionized communications |
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| Invented the wireless telegraph and his later work would eventually lead to the development of the radio |
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| Proposed the atomic theory |
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| Discovered the relationship between electricity and magnetism |
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| Helped formulate the laws of thermodynamics and introduced an absolute scale for measuring temperature |
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| Laid the foundation for electrical engineering |
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| Discovered two new elements- polonium and radium |
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| Developed the first vaccine |
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| Developed the germ theory of disease |
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| Established the first modern scientific laboratory and invented the incandescent light bulb |
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| Introduced the use of antiseptics |
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| The United States established their position as a world power by defeating Spain |
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| Built by the United States and expanded American influence in the Western Hemisphere |
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| An industrial giant in the oil industry |
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| An industrial giant in the steel industry |
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