Types of War

123456
Across
  1. 2. when isolated clashes might degenerate into it
  2. 4. where nuclear arms are not used
  3. 6. fought by irregular forces, perhaps avoiding direct confrontation with the other side
Down
  1. 1. causing an enormous number of deaths and amount of damage
  2. 3. between East and West that lasted from 1945 to 1989
  3. 4. between fractions of the same nationality
  4. 5. where nuclear arms are used