<h2>Answer: For Americans in 1869, the driving of the golden spike, which joined the Union Pacific and Central Pacific railroads at Promontory Point, Utah, on May 10, carried a significance similar to that of the first moon landing for a later generation.</h2>
The gunpowder helped both empires to rise power
Answer:
Sacagawea helped Lewis and Clark’s expedition succeed.
Explanation:
Lewis and Clark asked Charbonneau and Sacagawea to help them because Sacagawea could speak the Shoshone language and it would be a tremendous help when they met the Shoshone farther west and even though Sacagawea was pregnant, the two agreed.
Hope this helped!
William bradford
or brewster