The number of internally displaced people (IDPs) reached a record 71.1 million worldwide last year due to conflicts such as the war in Ukraine and climate calamities like the monsoon floods in Pakistan, according to data published on Thursday. The war in Ukraine triggered nearly 17 million displacements last year, according to IDMC. "The war in Ukraine also fuelled a global food security crisis that hit the internally displaced hardest. The war in Ukraine triggered nearly 17 million displacements last year, according to IDMC. "The war in Ukraine also fuelled a global food security crisis that hit the internally displaced hardest.