Note: upgrading Structures is up to your personal choice. You now should focus on building up your empire before you do any more conquering build weavers, iron workshops, taverns, churches, docks, etc. Also note that Austria starts allied to Great Britain, so if you get an alliance with the British the Austrians are less likely to attack. all are Protestant, so it should be easier to achieve. Try forming alliances with Sweden, Great Britain and the United Provinces. However, it also opens land trade with them. Taking out Poland puts your border against Russia, so be careful. Poland is a valuable province if you let it develop.
You now have a solid start and two of your victory provinces. Good job on taking down Prussia’s earliest enemy Poland, but don’t forget to move some units back to Poland from West Prussia. Move all but 2 units from Galicia back to Warsaw, Poland.Take all units in Poland and attack Galicia.Take 5 units in Lithuania and take Belarus.Build 2 Militia in Brandenburg and West Prussia to protect from sneak attacks from Poland or Austria.After you take the city, right click on Galicia Take army south of Königsberg’s farm and take Warsaw.Take the army led by Alexander zu Dohna Schlobitten and take West Prussia.Take the Army in Berlin and invade Saxony triggering a war with ONLY Poland.Move all of Königsberg’s Garrison to the woods south of east Prussia’s farm.Move the 8 line infantry that you just unloaded to the woods right of Konigsberg (near the Polish fort).
Move the ship to East Prussia and unload men on shore.Take 8 line infantry from Berlin and load them on the boat.Build a sloop in your port in Brandenburg, this will send some extra men to East Prussia since that’s where most of Poland’s territory is.Recruit 3 line infantry in East Prussia.