This university was founded in 1621 and the university of Buenos Aires in 1821, but although Bonpland and some other European scientists were members of the faculty of Buenos Aires in its early years, neither there nor at Cordoba was any marked attention given to the natural sciences until President Sarmiento (official term, 1868-1874) initiated scientific instruction at the university of Cordoba under the eminent German naturalist, Dr Hermann Burmeister (1807-1892), and founded the National Observatory at Cordoba and placed it under the direction of ' There are two distinct statistical offices compiling immigration returns and their totals do not agree, owing in part to the traffic between Buenos Aires and Montevideo.
The immigration of Belgians into the northern departments and of Italians into those of the south-east exercise a constant modifying influence on the local populations.
The factory manufacture of clothing was begun in New York City about 1835, and received a great impetus from the invention of the sewing-machine, the demands created by the Civil War, and the immigration of vast numbers of foreign labourers.
The immigration of Jews from Russia was mainly responsible for the ineffective yet oppressive Aliens Act of 1905.
Since the abolition of slavery immigration has poured a large number of labourers into the coffee-producing states, and with beneficial results.
The germ-layer formation is always by immigration or delamination, never by invagination.
So great is their extent that, in spite of the immigration of recent years, the Dominion government gives a freehold of 160 acres to every bona fide settler, subject to certain conditions of residence and the erection of buildings during the first three years.
There has been also an immigration of Chinese and, in larger numbers, of Indians (mainly from the Malabar coast).
During 1906 a more rational view of the value of immigration was adopted by the various state governments and by the federal government, and immigration to Australia is now systematically encouraged.
The capture of that island had caused an immigration of Spanish refugees to Santiago that greatly increased its importance; and the illicit trade to the same island - mainly in hides and cattle - that flourished from this time onward was a main prop of prosperity.