Campaign: military effort
The press: news media
Conduct: carry out, perform
Air raid: bombing by plane
Annihilation: total destruction
Decrease: make less, fewer, lower
Invasion: military: forced entry
Offensive: war: attack
Demoralise: discourage
Diluted: made less effective
Precipitate: hasten, bring about faster
Reign: time: of king, queen
Flee: run away from
Persecution: oppression
Contemporary: modern
Innovative: novel, original
Impact: emotional effect
Convert [sth] into [sth]: transform, adapt
Power station: factory where energy is generated
Chimney: smoke outlet, flue
Demolish: destroy
Tank: storage container for fuel
Allocate: distribute, share