This achievement is much harder than it looks, hopefully the screenshots will help whoever wants to achieve that.
Key factors
Forget about Venezia empire, you only need 9 provinces which means that you need only the provinces that gives you trade power, sell the others to vassals
in this case the best provinces are: Venezia, Ferara, Ragusa, Alexandria, Rozeta, Cyprus, Constantinople, Hurdapiyar (or whatever is the name) , Besarabia.
You need to go FAAAR more than your naval force limits so have to gather A LOT of money before you start building your navy.
A good alliance which will protect you from Austria is welcome.
Always choose options from events that will give you trade power, mercantalism, trade steering or trade efficiency
Take ideas that will help your trade and nothing more.
Take policies that helps your trade and your naval force limits.
Key factors
Forget about Venezia empire, you only need 9 provinces which means that you need only the provinces that gives you trade power, sell the others to vassals
in this case the best provinces are: Venezia, Ferara, Ragusa, Alexandria, Rozeta, Cyprus, Constantinople, Hurdapiyar (or whatever is the name) , Besarabia.
You need to go FAAAR more than your naval force limits so have to gather A LOT of money before you start building your navy.
A good alliance which will protect you from Austria is welcome.
Always choose options from events that will give you trade power, mercantalism, trade steering or trade efficiency
Take ideas that will help your trade and nothing more.
Take policies that helps your trade and your naval force limits.