Ehm, Robert Fulton is best known for fully developing the first successful commercial steamboat.
Hope this helps ;p
Answer:
the Influenza Pandemic
Explanation:
it started in 1918 and killed 50 million and ended in 1920
After winning independence from Mexico in 1836, the Republic of Texas petitioned the United States for annexation. ... In the end, annexation was one of the leading causes of the Mexican-American War. Perhaps an even more contentious issue had to do with slavery. Many settlers in Texas were slave owners.
Answer:
Gas mask and traffic light
Explanation:
