What event played a role in the increase in british immigration to australia in the mid 1800’

The sudden surge in population in Australia including British and Irish nationals happened during the Gold Rush era. In this era, discrimination happened almost everywhere because of the difference in races and religious beliefs. This has led to the restriction of the migration to the country Australia.

British colonists discovered gold.

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a woodchuck would chuck 12.5 wood : 3

they both built pyramids.