From the age of ten, Aráuz had mastered telegraphy by playing in her father's office[1] and being taught to use the equipment by her sister Lucila.

[5] The two spent long hours collaborating on a plan to capture the city of Jinotega and simultaneously send forces to assist General José María Moncada.

Sandino threatened the National Guard with reprisals if his family was not released[2] and after six months, she was allowed to return home.

The United States forces were preparing to leave Nicaragua, and Sandino appointed Aráuz to go to Managua to initiate his terms of surrender.

[6] Though she was four months pregnant, Aráuz left in December 1932 to meet with the delegation in San Rafael del Norte.

She fell from her mule during the trip, but managed to arrive on 4 January 1933 and convince the officers that she had a safe conduct pass from Sacasa to continue her journey.

[6] The couple decided to have a civil ceremony to legitimize their marriage and were married in San Rafael del Norte by the local judge on 27 May 1933.