The Soviet Union bore the most casualties, therefor the Soviet Union will be the correct answer.
Hopefully this helps!
They developed a policy of religious freedom so all subjects were content, though Islam remained the dominant religion in the government.
Amendment 1
- Freedom of Religion, Speech, and the Press
Congress shall make no law respecting an establishment of religion or prohibiting the free exercise thereof, or abridging the freedom of speech or of the press, or the right of the people peaceably to assemble and to petition the government for a redress of grievances.
Amendment 2
- The Right to Bear Arms
A well-regulated Militia being necessary to the security of a free State, the right of the people to keep and bear Arms shall not be infringed.
Amendment 3
- The Housing of Soldiers
No soldier shall, in time of peace, be quartered in any house without the consent of the owner, nor in time of war but in a manner to be prescribed by law.
Amendment 4
- Protection from Unreasonable Searches and Seizures
The right of the people to be secure in their persons, houses, papers, and effects against unreasonable searches and seizures shall not be violated, and no warrants shall issue but upon probable cause, supported by oath or affirmation, and particularly describing the place to be searched and the persons or things to be seized.
Amendment 5
- Protection of Rights to Life, Liberty, and Property
No person shall be held to answer for a capital or otherwise infamous crime unless on a presentment or indictment of a grand jury, except in cases arising in the land or naval forces, or in the militia, when in actual service in time of war or public danger; nor shall any person be subject for the same offense to be twice put in jeopardy of life or limb; nor shall be compelled in any criminal case to be a witness against himself, nor be deprived of life, liberty, or property without due process of law; nor shall private property be taken for public use without just compensation.
Amendment 6
- Rights of Accused Persons in Criminal Cases
In all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial by an impartial jury of the state and district wherein the crime shall have been committed, which district shall have been previously ascertained by law, and to be informed of the nature and cause of the accusation; to be confronted with the witnesses against him; to have compulsory process for obtaining witnesses in his favor; and to have the assistance of counsel for his defense.
Amendment 7
- Rights in Civil Cases
In suits at common law, where the value in controversy shall exceed twenty dollars, the right of trial by jury shall be preserved, and no fact tried by a jury shall be otherwise reexamined in any court of the United States than according to the rules of the common law.
Amendment 8
- Excessive Bail, Fines, and Punishments Forbidden
Excessive bail shall not be required, nor excessive fines imposed, nor cruel and unusual punishments inflicted.
Amendment 9
- Other Rights Kept by the People
The enumeration in the Constitution of certain rights shall not be construed to deny or disparage others retained by the people.
I think the most significant cause of World War one was the assassination of the Archduke Franz Ferdinand. The other causes of the war was Imperliasm, Militarism, Nationalism and Alliances that were formed.
