Preparing For 3 Stars Each REDUX | Babylon | Challenge Of The Month | Civ6

Districts:-
Campus x2
Harbor x2
Encampment (x3 if Fascism)
Industrial Zones x2 (x3 if Communism)
Commercial Hub x2
Neighborhood x2
Theatre Square x2 (one each to build Art & Archeology Museum)
Entertainment Complex x2
Aerodromes x2
Spaceport
Diplomatic Quarter
Government Plaza
Aqueduct
20 odd districts at the bare minimum so you will need a minimum of 5, possibly 6 cities, 1 of these will be coastal and room for 2 harbors - more cities taking Holy Sites into account

Units:-
1 Slinger
3 Archers
2 Galleys
Spearman, Musketman and Knight for kill based eurekas
2 Trebuchets before you get Xbows
3 Line Infantry
Spies for alliance points and tech steals
2 Biplanes
3 Tanks
2 Caravels
2 Field Cannons
2 Privateers
2 Drones
4 Traders
1 Archeologist

Buildings & Improvements:-
6 farms
3 mines
1 quarry
2 coastal resources
1 pasture
1 lumbermill
2 forts
1 oil well
National Park
Palgum
Ancient Walls
4 Sewers (for Democracy)
3 Military Academies (for Fascism)
3 Factories (for Communism)