When one society finds itself forced to relinquish power entirely to another society that in itself is a form of underdevelopment .... During the centuries of pre-colonial trade, some control over social political and economic life was retained in Africa, in spite of the disadvantageous commerce with Europeans.

When Europeans arrived as colonists in North America, Native Americans changed their practice of slavery dramatically.

When Europeans first arrived, inhabitants of New Guinea and nearby islands – while still relying on bone, wood, and stone tools – had a productive agricultural system.

When the platypus was first encountered by Europeans in 1798, a pelt and sketch were sent back to Great Britain by Captain John Hunter, the second Governor of New South Wales.

When Asians are leaving work, Europeans are arriving to work.

When Europeans first arrived at Sierra Leone, slavery among the African peoples of the area was rare.

When the Europeans began their African slave trade in the early 15th century, the diet of newly-enslaved Africans changed on the long journeys away from their homelands.

When an outbreak of yellow fever would occur in an African village with colonists, it would wipe out nearly all the Europeans, while leaving the native population with usually nonlethal symptoms resembling influenza.

When the first Europeans arrived, the most powerful states in precolonial Zambia were the kingdom of Barotseland in the upper Zambezi, and the kingdom of Mwata Kazembe on the Luapula.

When Europeans first landed on the islands, they reported the Bahamas were lushly forested.

When Europeans saw them, however, they became a major source of inspiration for Impressionist, Cubist, and Post-Impressionist artists, such as Vincent van Gogh, James Abbott McNeill Whistler, Claude Monet, Edgar Degas, Mary Cassatt, Henri de Toulouse-Lautrec and others.

When Europeans settled Australia they intentionally released many species into the wild including the Red Fox, Brown Hare, and the European Rabbit.

When the Europeans came to North America, the Arapaho saw the Europeans ' horses and realized that they could travel quicker and further with horses instead of dogs.

When counties were established by Europeans in New York in 1683, the present Seneca County was part of Albany County.

When Europeans settled the area in the early 19th century, their ignorance lead to the destruction of the grassland through lack of regular burning.

When Europeans made contact with America, European diseases ( to which they had no immunity ) ravaged the indigenous American population, rather than the other way around ( the " trade " in diseases was a little more balanced in Africa and southern Asia: endemic malaria and yellow fever made these regions notorious as the " white man's grave "; and syphilis may have spread in the opposite direction ).

When the Europeans first explored this area they found it populated mostly by a couple of Indian tribes, the Tubatulabals and by a few Paiute-Shoshone.

When Europeans first reached Tomales Bay, it was home to Coast Miwok people.

When Europeans came to Japan, they were called nanban (), literally Barbarians from the South, because the Portuguese ships appeared to sail from the South.

When Europeans first entered the area, " Teaneck " referred to the north-south ridge that runs along present-day Queen Anne Road, with Lenni Lenape Native Americans having established camps on either side of the ridge.

When Europeans arrived, the place was called " Meroke " all along the South Shore of what is now Nassau County.

When Europeans arrived, they began cutting down the forests, chasing away much of the wildlife.

When the Europeans arrived in the Straits of Mackinac area the predominant tribes were: three Algonquian tribes, known as the Council of Three Fires: Chippewa ( Ojibwe ), Ottawa ( Odawa ), and Potawatomi.

When Fred Powell's brother-in-law, Charlie Keane, moved into the dead man's home, the anonymous letter writer took no chances on Charlie taking up where Fred had left off and wasted no time on a first notice:

When his head came down, Curt grabbed him by the hair and catapulted him head first into the wall.

When I mentioned that for my first long voyage I did not even have the money for the return fare, but had trusted to luck that I would earn a sufficient amount, the young people looked at me doubtingly.

When I take over Taliesin, the first thing I'll do is fire you ''.

When he was fifteen John H. Mercer turned out his first song, a jazzy little thing he called `` Sister Susie, Strut Your Stuff ''.

When they were first written, there was evidently no thought of their being published, and those which refer to the writer's love for Mrs. Meynell particularly have the ring of truth.

When I first came across Samuel Johnson's pronouncement, `` the remedy for the ills of life is palliative rather than radical '', it seemed to me to sum up the profoundest of political and social truths.

When this second dilemma first became obvious -- during the mid to late '50's -- the United States appeared to have three choices.

When Napoleon's ship had borne him to Elba, French wines had started to cross the Channel, the first shipments in a dozen war-ridden years, but the supplies had not yet reached rural hostelries where the sweet wines of the Spanish peninsula still ruled.

When they first married he had been working in the fields all day, and she would get in the car and drive to wherever he was working, to take him a fresh hot meal.

When the first sprinkling of green appears I remove the board.

When solving an equation that involves division as well as other steps, do all the division steps first to reduce those parts of the equation to their numerical value.

When you first acquire a pool, we earnestly recommend -- for your own mental health -- a good long chat with your insurance agent.

When these groups were first formed many prominent and accomplished decorators could not have had the advantage of school training since interior design courses were rare and undeveloped during their youth.

When it comes to rate of early growth, the Indian python leads with a figure of about 3 feet 6 inches per year for the first two years, more or less.

When 1 ml of conjugate was passed through a column ( Af ), the first and second milliliter fractions collected were the most specific and gave no nonspecific staining in some experiments, and very little in others.

When we examine what each master says was his first collage we see that much the same thing happens in each.

When the chance came, they first eliminated cold cereal once a week, then gradually converted to hot fresh-ground cereal every day.

When Felix first opened the door on it, all these shades were tightly drawn and the whole studio was as dark as night.

When he finally got the coughing under control, he realized that Pete ( all he gave was his first name ) was still waiting for an answer -- he didn't even seem to wink as he continued to stare.

When the husband drops the case and returns to his wife, both seem sorry they brought the matter up in the first place.

When he at last did go to his room, he couldn't sleep and instead paced up and down before his little image of Acala, thinking first of Charlotte's tale of the man at Ryusenji, then of his biwa and the invisible Pacific waters.

When first informed he disbelieved the crow and turned all crows black ( where they were previously white ) as a punishment for spreading untruths.

When they were first occupied, the present-day islands including Milos with its important obsidian production were probably still connected to the mainland.

Even his old literary home, Punch, where the When We Were Very Young verses had first appeared, was ultimately to reject him, as Christopher Milne details in his autobiography The Enchanted Places, although Methuen continued to publish whatever Milne wrote, including the long poem ' The Norman Church ' and an assembly of articles entitled Year In, Year Out ( which Milne likened to a benefit night for the author ).