Their customs were outdated, the advancements of weaponry and technology by the europeans and americans frightened the japanese of invasion, hence opening its trade ports to adopt these new innovations by the Europeans and the Americans.
The single event that most tarnished Ford's presidency was his decision to pardon Nixon. He also, however, presided over the worst US economy since the Great Depression.
Answer:
Location.
Place.
Human-Environment Interaction.
Movement.
Region.
Explanation: