¿Cómo pueden ser clasificados los hechos de la Historia y quiénes son los protagonistas?

Briefly describe the roles/parts played by trumpet, clarinet, and trombone in new orleans-style collective improvisation, and explain why this type of collective improvisation is fundamentally different from what happens when a typical modern jazz group improvises together.

Under a tyranny the power to make a political decision is in the hands of a

What is federalism? what is federalism