Solve these clues to fill the grid.
- A form of government whose head of state is not a monarch
- 2 Across
- A state of order in which events conform to the ___
- 4 Across
- Feeling of deep sadness that lasts a long time
- 8 Across
- A statement of fundamental ___ and privileges
- 10 Across
- A member of the Union Army during the American Civil War
- 1 Down
- A person who is of ___ standing with another in a group
- 3 Down
- The idea of a ___ organization of more or less self-governing units
- 5 Down
- A nation's ruler or head of state usually by hereditary right
- 6 Down
- One of the quantities in a mathematical ___
- 7 Down
- A large formal assembly
- 9 Down