1. Nvidia Earnings and US-China Trade War: Nvidia reported its earnings for the fourth quarter of 2024, which showed strong sales due to the demand for artificial intelligence (AI) and data center chips. However, the company warned that the ongoing US-China trade war, particularly Trump's tariffs, could negatively impact its future outlook (Nvidia Is Far From Running Out of Road, https://www.wsj.com/tech/ai/nvidia-is-far-from-running-out-of-road-068bb01c?siteid=yhoof2&yptr=yahoo).

2. Pope Francis' Health and Hospitalization: Pope Francis was hospitalized due to a urinary tract infection, and his health condition is improving but he will remain in the hospital until he is stable for several days (Pope's health improving as he remains in hospital, https://www.bbc.com/news/articles/cd655917g6qo).

3. Global Hit Against AI-Generated Child Abuse: Law enforcement agencies worldwide arrested dozens of people in a coordinated operation targeting those involved in the production and distribution of AI-generated child sexual abuse material (Dozens arrested in global hit against AI-generated child abuse, https://www.bbc.com/news/articles/czxnnzz558eo).

4. Toyota Global Output Rises: Toyota's global vehicle production increased for the first time in a year in January, indicating a recovery in the automotive industry (Toyota global output rises for the first time in a year in January, https://finance.yahoo.com/news/toyota-global-output-rises-first-043310770.html).

5. US Tariffs and Market Impact: Trump's announcement of increased tariffs on Chinese imports led to a global market sell-off, with major stock indices around the world falling sharply (Trump's China tariff shock sparks a global market sell-off, https://fortune.com/asia/2025/02/28/trumps-china-tariff-global-market-sell-off/).