05 May 1521,
The third attempt to recover the kingdom of Navarra began. Subsequently, the son of Mariscal or Pedro de Navarra, Miguel de Javier and his brother Johan Azpilkueta traveled many villages in Navarra.
The message was clear: When the troops that were preparing the kings of Navarre in Lower Navarre and Bearn were crossing the Pyrenees with their French allies, the citizens join the uprising against the Castilian occupiers.
Source:
Joseba Asiron and Martín Altzueta, 50 key dates of the conquest of Navarra (1512-1525). (Txalaparta).