2017s

2017 refers to the Gregorian calendar year that began on January 1, 2017 and ended on December 31, 2017. It was the 2017th year of the Common Era and the sixth year of the 2010s decade. The year was marked by a range of significant political, scientific, economic, and cultural events on a global scale. In the United States, President Donald Trump was in his first year in office and the administration announced a major tax reform package that was enacted in December. Internationally, the United Kingdom held a referendum in 2016 that led to the decision to leave the European Union (Brexit), with negotiations and political uncertainty continuing throughout 2017.

Key scientific milestones included the Hubble Space Telescope’s successful deployment of a new instrument in February, the discovery of a new object in the Kuiper Belt referred to as “2017 XY24,” and the first successful demonstration of quantum teleportation across a record distance of 200 kilometers by researchers in China. The year also saw continued progress in renewable energy, with global solar photovoltaic installations reaching new highs. In the arena of space exploration, SpaceX’s Falcon 9 successfully completed the first maiden flight of the Dragon spacecraft to the International Space Station, boosting commercial spaceflight capabilities.

Culturally, 2017 was notable for the release of several high‑profile films and music albums that topped international charts, and for the global popularization of the "BTS" K‑pop group. In sports, the FIFA Confederations Cup was hosted by Russia, and the U.S. men's national soccer team advanced to the final of the CONCACAF Gold Cup. The year also experienced numerous natural disasters, including the Papua New Guinea earthquake and tsunami in January, and widespread flooding in Europe in the summer, underscoring the growing concerns over climate change and disaster preparedness.