Answer:
1. A written order giving Military Rank - Inaugurate
2. Had the very Beginnings of an Idea - Conceived
3. Set Apart for a Certain Purpose - Commission
4. Quarrel - Disagreement
5. Legal Requirement to Serve in Military - Draft
6. Continue or Survive - Endure
7. Install in Office with Formal Service - Dedicated
8. Control what comes in and out of the Country by use of the Navy - Naval Blockade
9. Fight or Struggle Against - Oppose
10. A Statement - Proposition
11. Separate from - Secede
12.Without Success - Vain
These should be correct, hope this helps!