Began to make itself felt in Great Britain in the late sixties and early seventies of the 19th century.
One is the Nasru d-Din, an old yacht of about 120 tons, presented in the seventies by the emperor of, Russia, and stationed at Enzeli, the port of Resht.
One of the features which is prominent throughout the return is that in every country except Belgium the rate per mille attained a maximum in the early seventies, and has since shown a descending tendency, notwithstanding the fact, noted in the preceding paragraph, that the youthful population, which, of course, weighs down the rate, has also been relatively decreasing.
The birth-rate, like the marriage-rate, seems to have reached its acme in the seventies, except in the three southern countries, France, Italy and Spain.
Already in the seventies there was a powerful school of English thinkers under the lead of Edward Caird and T.