Olympic Athlete Event Data, Athens 1896 to Milano-Cortina 2026 // A tidy, long-format dataset of every athlete-event participation in the modern Olympic Games, spanning Athens 1896 through Milano-Cortina 2026 (about 315,000 rows). Extends the rgriff23 'Olympic_history' dataset (1896-2016) with five additional editions scraped from Olympedia (https://www.olympedia.org): PyeongChang 2018, Tokyo 2020, Beijing 2022, Paris 2024, and Milano-Cortina 2026. Companion datasets cover edition-level metadata and verified medal tables for every edition from 1896 to 2026.