Answer:
likely due to icebergs
Explanation:
russia's coast is close to the pole therefore there is a higher likelihood of icebergs due to frigid temperatures
The annexation of Texas, a slave state, raised a lot of tension because it ruined the balance of power between the North free states and the South slave states.
Answer:
Chester William Nimitz, Sr. was a fleet admiral of the United States Navy. He played a major role in the naval history of World War II as Commander in Chief, U.S. Pacific Fleet and Commander in Chief, Pacific Ocean Areas, commanding Allied air, land, and sea forces during World War II.