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Across 3. dealing with or comparing two cultures 4. a painful condition of the feet caused by long immersion in cold water or mud and causes blackening or death of tissue 5. used to disable or kill enemy in warfare 8. inhabited by colonists 10. a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs 11. watercraft capable of independent operation underwater 12. a type of combat in which opposing troops fight from trenches 13. allow a person to only have a fixed amount 14. an orientation that characterizes the thinking of a group

Down 1. archduke of Austria 2. made urban in nature 6. organize 7. a political theory advocating an authoritarian government 9. make ready for action or use 12. a heavy armored fighting vehicle carrying guns and moving on a metal track