an important new discovery in something you are studying, especially one made after trying for a long time

an official process to find out about something (розслідування, дослідження)

when people vote to choose someone for an official position

if someone in authority imposes a rule, punishment, tax etc, they force people to accept it

a serious argument about something that involves many people and continues for a long time

a formal written agreement between two or more countries or governments (договір, конвенція)

an attempt to prevent the public from discovering the truth about something (прикриття)

something that is partly responsible for a development or phenomenon

to stop taking part in an activity, belonging to an organization etc, or to make someone do this

an occasion when you officially announce that you have decided to leave your job or an organization, or a written statement that says you will be leaving

a feeling of great anger and shock

greeted, encouraged and supported by someone

a charge or list of charges either for services or on goods entering a country