The year was a transformative period that reshaped global politics, technology, and social culture. It was a year of historic agreements, scientific breakthroughs, and shifts in the digital landscape that continue to influence the present day. Global Milestones and Diplomacy

: The launch of the Apple Watch in April 2015 catalyzed the wearable technology market, turning health tracking and wrist-based notifications into a mainstream phenomenon. Global Diplomacy and Science

NOAA reported that 2015 was the warmest year on record at the time, driven by global warming and a strong El Niño [2].