Answer:
1. D. Ethnic Group
2. E. Nationalism
3. C. Empires
4. F. Alliance
5. B. Imperialism
6. A. Militarism
Answer: Abolition of Slavery
Explanation:
Chemical weapons(E)
Law of the Twelve Tables, Latin Lex XII Tabularum, the earliest written legislation of ancient Roman law, traditionally dated 451–450 bc.