Ships from China and the Philippines clashed in the South China Sea on Thursday near the Scarborough Shoal, a maritime feature claimed by both countries. According to Philippine authorities, a Chinese coastguard vessel fired its water cannon at a Philippine supply ship, the Datu Dumangsil, while another Philippine vessel, the Datu Paiburong, was obstructed as it navigated the area. The incident occurred amid a meeting of the Association of Southeast Asian Nations (ASEAN) in Manila, the Philippine capital.

China asserts territorial jurisdiction over nearly the entire South China Sea, including the Scarborough Shoal, which it refers to as Huangyan Island. A spokesperson for China’s foreign ministry said that despite multiple warnings, the Philippine ships had entered waters under Chinese jurisdiction. Beijing maintains that its actions were responses to what it views as Philippine incursions.

The clash follows a complex recent history in the region, where China has balanced efforts to improve ties with its neighbors against its desire to assert dominance over disputed maritime areas. Over the past 18 months, Beijing has reduced some military activities around Taiwan and lessened restrictions on Philippine fishing vessels, but tensions remain high. In addition, China has previously confronted Japan over proposals by Tokyo’s conservative leadership to consider military support for Taiwan’s defense.

The timing of the confrontation coincided with a high-level diplomatic encounter in Manila. Chinese Foreign Minister Wang Yi met with his Philippine counterpart, Maria Theresa Lazaro, marking their first meeting in two years. The two officials discussed efforts to “clear the air” amid ongoing territorial disagreements.

U.S. Secretary of State Marco Rubio, who also attended the ASEAN summit and held talks with Wang Yi, characterized the maritime incident as “escalatory.” He emphasized the close strategic relationship between the United States and the Philippines and underscored the need to manage disputes with China carefully. Rubio noted that a direct conflict between the United States and China would have profound global consequences. He also rejected suggestions that U.S. attention in the Asia-Pacific region had waned due to the conflict in Iran, affirming Washington’s interest in maintaining constructive relations with Beijing.

As the South China Sea continues to be a flashpoint, the incident highlights the challenges facing diplomatic engagement and regional stability amid competing territorial claims and broader geopolitical rivalries.