Tens of thousands of migrants surged into Spain's Ceuta from Morocco, prompting a military deployment and a new State Department travel advisory.

When he heard that the border was breached, Abdulah Buji jumped on his motorbike and rode as fast as he could to join the tens of thousands of other Moroccans who swam en masse to reach Spanish territory.

Hundreds of migrants from Morocco have swum into the Spanish enclave of Ceuta over the last week.

Most of the migrants returned to Morocco after as many as 60,000 overwhelmed the tiny Spanish territory of Ceuta.

The arrivals in Ceuta, a six-mile-long peninsula on Morocco’s northern coast that Spain has governed for centuries, have fueled political tensions.

The pro-immigration leader is facing backlash at home and abroad after roughly 60,000 people crossed from Morocco into the Spanish enclave.

Political talk show host and comedian Bill Maher compared Spain to California after the mass migration incident in Ceuta. On Thursday, thousands of migrants from Morocco breached the border and entered Spain's enclave of Ceuta.

Spanish Prime Minister Pedro Sánchez described the incident as "a violation of Spain's territorial integrity."