Australian gold rushes offered rewards by the Colony of New South Wales and the Colony of Victoria. Before the end of the year, the gold rush had spread to many other parts of the state where gold had been found, not just to the west, but also to the south and north of Sydney. The Australian gold rushes changed the convict colonies into more progressive cities with the influx of free immigrants. These hopefuls, termed diggers, brought new skills and professions, contributing to a burgeoning economy. The mateship that evolved between these diggers and their collective resistance to authority led to the emergence
California Gold Rush the Gold Rush, about half arrived by sea and half came overland on the California Trail and the Gila River trail; forty-niners often faced substantial hardships on the trip. While most of the newly arrived were Americans, the gold rush attracted thousands from Latin America, Europe, Australia, and China. Agriculture and ranching expanded throughout the state to meet the needs of the settlers. San Francisco grew from a small settlement of about 200 residents in 1846 to a boomtown of about 36,000 by 1852. Roads, churches, schools and other towns were built throughout California. In 1849 a state constitution was