Where does “realpolitik” come from?

Realpolitik comes from German Realpolitik, from German Politik, from Ancient Greek πολιτική, derived from Ancient Greek πολιτικός, which is rooted in Ancient Greek πόλις meaning city-state.

realpolitik (English): Pragmatic government policy concerned with...

Definitions

Pragmatic government policy concerned with...

Ancestry of “realpolitik”, step by step

Step	Language	Word	Meaning
1	German	Realpolitik	realpolitik pragmatic international government policy
2	German	Real	real former Spanish currency unit
3	Latin	reālis	real
4	Latin	rēs	thing, object, stuff
5	Latin	vindicatio	civil lawsuit; protection, defence; vindication;...
6	Latin	vindicō	to lay claim to as one's own (often with sibi)
7	Latin	vindex	claimant, vindicator
8	Latin	dīcō	to say, talk, speak, utter, mention
9	Latin	-tiō	tion, -ation, -ing
10	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
11	Latin	dissertus	arranged, disposed; explained
12	Latin	disserere	second-person singular future passive indicative...
13	Latin	dis-	asunder, apart, in two; reversal, removal;...
14	Latin	calceus	shoe
15	Latin	calx	limestone; chalk; the finish line
16	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Every word from Ancient Greek χάλιξ →Every word from Latin -tiō →Every word from Latin dis- →