Italy has temporarily suspended its participation in its free-travel arrangement with Spain following an estimated 60,000 migrant arrivals in the Spanish enclave of Ceuta, a move that has intensified scrutiny on European leaders confronting a growing migration crisis.

Prime Minister Giorgia Meloni announced the suspension after the mass influx of migrants from sub-Saharan Africa into Ceuta, citing concern over secondary migration into Italian territory stemming from Spain's immigration policies under socialist Prime Minister Pedro Sanchez.

Meloni characterized the action as "an extraordinary measure, adopted to safeguard national security and prevent possible repercussions for our nation."

Italy will suspend application of the Schengen Agreement with Spain for one month. The Schengen system ordinarily permits passport-free travel across 29 European countries.

Ceuta, a Spanish city of roughly 83,000 residents on the Mediterranean coast surrounded by Morocco, serves as one of only two land crossings connecting Africa to the European Union and has become a focal point for migrant traffic.

Footage showing tens of thousands of migrants attempting to scale border fences and swim around coastal barriers to reach Ceuta has generated alarm across Europe about a potential large-scale migration emergency.

Spanish authorities responded by installing a 1,600-foot floating barrier intended to impede migrants from circumventing the land border by sea. Officials reported that the majority of those who entered Ceuta were subsequently returned to Morocco.

Other European leaders have also expressed concern. Finland and Denmark publicly criticized Madrid's border security, while France increased inspections at crossings along its frontier with Spain.

Interior ministers from 22 European Union member states scheduled an emergency meeting for Tuesday to discuss border security and the bloc's response.

Sanchez rejected the criticism and suggested the crisis was being politically exploited, stating: "In the current international context, the European Union cannot afford this kind of selfish, polarizing and unlawful reaction."

A political ally of Sanchez in Spain alleged that Israel and the Trump administration were responsible for the migration surge as retaliation for Sanchez's criticism of Israel's military campaign in Gaza and his refusal to allow the United States to use Spanish air bases for flights connected to the war with Iran.