Answer
In response to Đức's self-immolation, the international community amplified pressure on Diệm's government. This incident garnered significant global attention and condemnation, urging the United States, a staunch supporter of Diệm's regime, to reconsider its stance. The act brought to light the oppressive nature of his rule and sparked widespread international criticism, ultimately contributing to the erosion of support for Diệm's regime and paving the way for his eventual downfall.