Was entering World War 1 an ethical response on the part of political leaders?
Any nation entering World War One was in the conflict due to treaties, nationalism and greed. All or one of these were applicable. The ethical nation would not sacrifice its people as was done in that war.
Entering World War One was based on various European treaties and alliances. Any such treaty or alliance can be broken if it leads to unethical results according to the party or parties involved. WW 1 could have been avoided if outrageous nationalism and power seeking nations restrained themselves. As an aside, most major multi-nation wars fit into the World War One model.
What moral and ethical principles may influence and guide the thoughts and actions of political leaders?
as the allies advanced on Berlin what was the response of the German military leaders to adolf hitlers final plans and orders?
Leaders should always ensure that they address the need for ethical behavior legal and regulatory requirements and -?
How many perspectives are used by army leaders to think about an ethical problem to determine the most ethical choice?
Generally speaking, a military revolution removes the power of government from that country's political leaders and installs military leaders as the new "governing" body. Many times this is temporary until political leaders who by and large agree with the military's positions on key issues are installed as the "new" political leaders.