The article delves into the critical eleven hours of tension in the Zarzuela Palace during the failed 23-F coup attempt in Spain, detailing the response of King Juan Carlos I and the military leadership. Newly released documents reveal a behind-the-scenes look at the events as they unfolded, highlighting how crucial decisions were made to defend the constitution and democracy. General Juste's account is particularly emphasized, indicating how he played a vital role in countering the coup, despite officials labeling him as a scapegoat in the aftermath.

The narrative chronicles the moments leading up to the coup when Juan Carlos I was unwittingly engaged in a tennis match, only to confront an unprecedented crisis as gunfire erupted within the Congress. This juxtaposition illustrates the dramatic shift from a seemingly normal day to one filled with grave uncertainties regarding the future of the Spanish monarchy and democracy. The documents provide insights into strategic communications and logistical efforts made by royal staff and military officials as they endeavored to restore order and communication during the turmoil.

Ultimately, the article conveys the significant implications of the documents for understanding the monarchy's involvement in Spain's political history, particularly how the King emerged as a pivotal figure in blocking the coup. The assertion that "no coup can hide behind the King" underscores the importance of the monarchy's position in the defense of democracy, and it challenges previous narratives that downplayed Juan Carlos's decisive role. Such insights echo through contemporary discussions on leadership and governance in Spain, revealing how past crises continue to inform current political dynamics.