This late 19th century map shows the disputed border region between Siam (Thailand, Laos) and Tongkin (Vietnam), with the border claimed by Siam highlighted in yellow. Provinces along the border are labelled with the names of their local tribes.
Indo-China
event1893
location_onCambodia, Laos, Myanmar, Thailand, Vietnam, Malaysia
Topographical map of mainland Southeast Asia. Mountains are represented by hachures—short lines/dashes that give a sense of the shape and steepness of terrain—and settlements, roads and rivers are marked.