Complex sentence: Between 1860 and 1930, exploitation of the rich land of the pampas strongly pushed economic growth, and Argentina grew more rapidly than Canada or Australia, countries similarly endowed with rich land, and which also accommodated large inflows of capital and European immigrants.
Split into simpler sentences: Between 1860 and 1930, exploitation of the rich land of the pampas strongly pushed economic growth. During this period, Argentina grew more rapidly than Canada or Australia, countries similarly endowed with rich land, and which also accommodated large inflows of capital and European immigrants.