Answer:
the invention of the telegraph !
Tradición es cada una de aquellas pautas de convivencia que una comunidad considera dignas de constituirse (en este caso indígenas). Después de esto sigue como una parte integral de sus usos y costumbres y se mantiene para que sean aprendidas por las nuevas generaciones, como parte indispensable del legado cultural.
The Ottoman wars in Europe were a series of military conflicts between the Ottoman Empire and various European states dating from the Late Middle Ages up through the early 20th century.
But I would tell about the main one which change the face of Europe.
1453 — fall of Constantinople that was a great start to conquer Europe.
The attackers were commanded by the Sultan Mehmed II, who defeated an army commanded by Emperor Constantine XI Palaiologos and took control of the imperial capital, ending a 53-day siege that began on 6 April 1453.
