Answer:
commander in chief
Explanation:
Commander in chief is the role assigned to the US President in function. He then controls all branches of the US army (land, air, navy and now space).
chief executive is his role as leader as the White House, the executive branch of the government.
chief of party is is role within his political party, the Republicans for the current President.
chief legislator, as representing the executive branch, he's the one singing in to laws the bills adopted by the Congress.
Answer: Germany and Great Britain
Explanation: From 1897 to 1914, a naval arms race between the United Kingdom and Germany took place. British concern about rapid increase in German naval power resulted in a costly building competition of Dreadnought-class ships. This tense arms race lasted until 1914, when the war broke out.