Which event marked the rise in power of the ottoman empire in 1453

Figure out who is lying and telling the are 2 truth telers and 3 liarsperson a says person e is lyingperson b says person c is lyingperson c says person b id lyingperson d says person b is telling the truthperson e says person c is telling the truth

How did dynasties end and how did new ones start?

Social darwinism applies what theory to human society