Taiwan's President Lai Ching-te proceeded with a trip to Eswatini on Tuesday despite fierce criticism from China, which called him a "rat" for the diplomatic visit.

The journey marks a rare foreign trip for a sitting Taiwan president. Lai stopped in the United States during transit, a move that typically infuriates Beijing, which views Taiwan as a breakaway province and resists international recognition of its leaders.

China's foreign ministry responded with sharp rhetoric, signaling intensifying tensions between Taipei and Beijing. The language reflected growing frustration over Taiwan's efforts to maintain diplomatic relationships with the small number of countries that still recognize it as independent.

Eswatini ranks among Taiwan's few remaining diplomatic allies. The southern African nation has resisted pressure from Beijing to switch recognition to mainland China, making the relationship strategically valuable for Taiwan's government.

The trip underscores Taiwan's determination to conduct normal diplomatic functions despite geopolitical pressure. It also highlights how China views such activities as direct challenges to its authority.

Taiwan faces dwindling international recognition as China expands its diplomatic influence globally. Visits like Lai's represent attempts to maintain the relationships that remain.