Water Wars: A Historic Agreement between Mexico and US Is Ramping up Border Tension

Jul 25, 2025 | Natasha Lindstaedt
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As climate change drives rising temperatures and changes in rainfall, Mexico and the US are in the middle of a conflict over water, putting an additional strain on their relationship. Partly due to constant droughts, Mexico has struggled to maintain its water deliveries for much of the last 25 years, in keeping with a water-sharing agreement between the two countries that has been in place since 1944 (agreements between the two regulating water sharing have existed since the 19th century).