Egypt's also a good 2*.
Just prepare to invade the Kingdom of Sicily, using Ottoman-controlled Greece as a main crossing point into Italy.
After beating Sicily, move North to join the war in Central Europe.
Help the Ottomans defend their Balkans borders while assisting the Italian Papal State's attack on Austria.
You'll find yourself moving eastwards against Russia & northwards against the main Coalition forces on the continent.
Also, send a minor force to help Spain defeat Morocco, but try make sure that you have naval support when doing so.
Lastly, move against Britain from Morocco. The British islands off the Iberian Peninsula shall be your launching point. (Strongly recommended to have powerful naval support & enough troops to directly besieged the city.
Mop up Russia by invading from its Caucasian & Ukrainian fronts.
Push North & wipe out Sweden and Prussia.
What about delaying/accelerating your enemies/allies entrance into the war? Should I spend my money delaying/accelerating each country?