ancestor (n)
/ˈæn.ses.tər/

someone who is related to you who lived a long time ago

ancient (a)
/ˈeɪn.ʃənt/

very old

event (n)
/ɪˈvent/

a thing that happens, especially something important

empire (n)
/ˈɛmpaɪər/

a group of countries or states that are controlled by one ruler or government

primitive (a)
/ˈprɪm.ɪ.tɪv/ 

at a very simple stage of development, before modern technology

Asia (n)
/ˈeɪʒə/

the largest continent

part (n)
/pɑrt/

some but not all of a thing

emigration (n)
/ˌɛməˈɡreɪʃn/

the act of leaving your own country to go and live permanently in another country

artefact (n)
/ˈɑː.tɪ.fækt/

an object that was made a long time ago and is historically important, for example a tool or weapon

origin (n)
/ˈɒr.ɪ.dʒɪn/

the beginning or cause of something

invade (v)
/ɪnˈveɪd/

to enter a country, town, etc. using military force in order to take control of it

abolish (v)
/əˈbɑlɪʃ/

to officially end a law, a system, or an institution

invent (v)
/ɪnˈvɛnt/

to produce or design something that has not existed before

assassinate (v)
/əˈsæsəˌneɪt/

to murder an important or famous person, especially for political reasons

depose (v)
/dɪˈpoʊz/

to remove someone, especially a ruler, from power

colonize (v)
/ˈkɑləˌnaɪz/

to take control of an area or a country that is not your own, especially using force

pyramid (n)
/ˈpɪrəmɪd/

a large building with a square or triangular base and sloping sides that meet in a point at the top

revolution (n)
/ˌrɛvəˈluʃn/

an attempt, by a large number of people, to change the government of a country

perfect (a)
/ˈpɝː.fekt/

complete and correct in every way, of the best possible type or without fault

universe (n)
/ˈju·nəˌvɜrs/

the whole of space and everything in it, including the earth, the planets, and the stars