military (a)
/ˈmɪl·ɪˌter·i/

connected with soldiers or the armed forces

dispute (n)
/dɪˈspjut/

an argument or a disagreement between two people, groups, or countries

civilian (n)
/sɪˈvɪl.i.ən/

a person who is not a member of the police or the armed forces

soldier (n)
/ˈsəʊl.dʒər/

a person who is in an army and wears its uniform, especially someone who fights when there is a war

nuclear (a)
/ˈnjuː.klɪər/

relating to energy produced by changing the structure of the central part of an atom

guerrilla (n)
/ɡəˈrɪlə/

a member of a small group of soldiers who are not part of an official army and who fight against official soldiers

cruiser (n)
/ˈkruzər/

a large fast ship used in war

rifle (n)
/ˈraɪfl/

a gun with a long barrel that you hold to your shoulder to fire

warship (n)
/ˈwɔrʃɪp/

a ship used in war

bomber (n)
/ˈbɑmər/

a plane that carries and drops bombs

aircrew (n)
/ˈɛrkru/

the pilot and other people who fly a plane, especially in the air force

artillery (n)
/ɑrˈtɪləri/

large heavy guns, which are often moved on wheels

tank (n)
/tæŋk/

a military vehicle covered with strong metal and armed with guns

parachute (n)
/ˈpærəˌʃut/

a device that is attached to people or objects to make them fall slowly and safely when they are dropped from an aircraft

torpedo (n)
/tɔrˈpidoʊ/

a long narrow bomb that is fired under the water from a ship or submarine and that explodes when it hits a ship

navy (n)
/ˈneɪvi/

the part of a country's armed forces that fights at sea, and the ships that it uses

supply (n)
/səˈplaɪ/

the things such as food, medicines, fuel, etc. that are needed by a group of people, for example an army

shoot down (phrasal verb)
/ʃut daʊn/

to destroy an aircraft or kill a person with guns

ceasefire (n)
/ˈsisˌfaɪər/

a time when enemies agree to stop fighting

peacekeeping (a)
/ˈpisˌkipɪŋ/

intended to help stop people fighting and prevent war or violence in a place where this is likely