political
The German word 'politisch' is the direct translation of the English word 'political'. It is used in the same context as in English, to describe matters related to politics, government, or public affairs. For example, one might say 'Das ist eine politische Entscheidung', which means 'That is a political decision'.
The political system in Germany is democratic.
This sentence is saying that the structure for government and lawmaking in Germany follows democratic principles, meaning that it is a government in which power is vested in the people and exercised by them directly or through freely elected representatives.
The political debate was heated.
This sentence talks about a debate regarding government or public affairs, in which the participants were passionately or fiercely arguing or discussing.
It is important to be politically active.
This sentence is expressing the significance of getting involved in governmental or public affairs, like voting in elections, expressing your views, or even running for office.