The correct answer is Christopher Columbus.
Christopher Columbus is the European explorer credited with being the first European explorer to encounter the Americas. In his first voyage in 1492, Columbus landed in Hispaniola (modern day Dominican Republic). This encounter lead to several other European explorers setting out to colonize these new lands as a means to gain wealth.
9 power treaty is...
a treaty resulting from the Washington Armaments conference. It pledged the signers to support the principle of Open Door Policy which enable all nations to compete for trade and investment opportunities in China on equal footing rather than allow individual nations to create economic monopolies in particular regions. The nine countries were: US, Britain, France, Japan, Italy, China, Belgium, Portugal, and the Netherlands
Hope this help :))
Good Luck:)
D. When the battle of Yorktown happened General Washington kept the British at bay on land and the French kept the British at bay on the sea. Please Mark as Brainliest.
Answer:
Technological advances in the arms and artillery in the era of the Civil War resulted in high numbers of casualties on both sides. That´s why many battles of the war were military stalemates but supposed horrendous carnage.
Explanation: