[11] Evidence of slavery predates written records; the practice has existed in many cultures[13][8] and can be traced back 11,000 years ago due to the conditions created by the invention of agriculture during the Neolithic Revolution.
[42] The increased presence of European rivals along the East coast led Arab traders to concentrate on the overland slave caravan routes across the Sahara from the Sahel to North Africa.
[46][47][citation needed] The Middle Passage, the crossing of the Atlantic to the Americas, endured by slaves laid out in rows in the holds of ships, was only one element of the well-known triangular trade engaged in by Portuguese, American, Dutch, Danish-Norwegians,[48] French, British and others.
Ships leaving European ports for West Africa would carry printed cotton textiles, some originally from India, copper utensils and bangles, pewter plates and pots, iron bars more valued than gold, hats, trinkets, gunpowder and firearms and alcohol.
[citation needed] The Atlantic slave trade peaked in the late 18th century when the largest number of people were captured and enslaved on raiding expeditions into the interior of West Africa.
It is estimated that over the centuries, twelve to twenty million slaves were shipped from Africa by European traders, of whom some 15 percent died during the terrible voyage, many during the arduous journey through the Middle Passage.
[52]The strangest disease I have seen in this country seems really to be broken-heartedness, and it attacks free men who have been captured and made slaves... Twenty one were unchained, as now safe; however all ran away at once; but eight with many others still in chains, died in three days after the crossing.
[65] Others believe that slavers had a vested interest in capturing rather than killing, and in keeping their captives alive; and that this coupled with the disproportionate removal of males and the introduction of new crops from the Americas (cassava, maize) would have limited general population decline to particular regions of western Africa around 1760–1810, and in Mozambique and neighbouring areas half a century later.
Although Portuguese Prime Minister Sebastião José de Carvalho e Melo, 1st Marquis of Pombal prohibited the importation of slaves into Continental Portugal on 12 February 1761, slavery continued in her overseas colonies.
[126] Jean-Baptiste Debret, a French painter who was active in Brazil in the first decades of the 19th century, started out with painting portraits of members of the Brazilian Imperial family, but soon became concerned with the slavery of both blacks and indigenous inhabitants.
The Lesser Antilles islands of Barbados, St. Kitts, Antigua, Martinique and Guadeloupe, which were the first important societies of slaves in the Caribbean, began the widespread use of enslaved Africans by the end of the 17th century, as their economies converted from sugar production.
Republicans gained a majority in every northern state by absorbing a faction of anti-slavery Democrats, and warning that slavery was a backward system that undercut liberal democracy and economic modernization.
In the ancient Near East and Asia Minor slavery was common practice, dating back to the very earliest recorded civilisations in the world such as Sumer, Elam, Ancient Egypt, Akkad, Assyria, Ebla and Babylonia, as well as amongst the Hattians, Hittites, Hurrians, Mycenaean Greece, Luwians, Canaanites, Israelites, Amorites, Phoenicians, Arameans, Ammonites, Edomites, Moabites, Byzantines, Philistines, Medes, Phrygians, Lydians, Mitanni, Kassites, Parthians, Urartians, Colchians, Chaldeans and Armenians.
This unusually low price made, according to Al-Utbi, "merchants [come] from distant cities to purchase them, so that the countries of Central Asia, Iraq and Khurasan were swelled with them, and the fair and the dark, the rich and the poor, mingled in one common slavery".
[278] According to Haleh Esfandiari of the Woodrow Wilson International Center for Scholars, after IS militants have captured an area "[t]hey usually take the older women to a makeshift slave market and try to sell them.
[281][282][283][284][285] According to The Wall Street Journal, IS appeals to apocalyptic beliefs and claims "justification by a Hadith that they interpret as portraying the revival of slavery as a precursor to the end of the world".
[311][312] In the early Middle Ages, the city of Verdun was the centre of the thriving European slave trade in young boys who were sold to the Islamic emirates of Iberia where they were enslaved as eunuchs.
Several well-known historical figures served time as galley slaves after being captured by the enemy—the Ottoman corsair and admiral Turgut Reis and the Knights Hospitaller Grand Master Jean Parisot de la Valette among them.
In 1452, Pope Nicholas V issued the papal bull Dum Diversas, granting Afonso V of Portugal the right to reduce any "Saracens, pagans and any other unbelievers" to hereditary slavery which legitimized slave trade under Catholic beliefs of that time.
These papal bulls came to serve as a justification for the subsequent era of the slave trade and European colonialism, although for a short period as in 1462 Pius II declared slavery to be "a great crime".
[372] The prisoners were destined for a variety of fates—some lived out their days chained to the oars as galley slaves, while others would spend long years in the scented seclusion of the harem or within the walls of the sultan's palace.
In order to neutralise this objection and further the anti-slavery campaign, in 1816 Britain sent Lord Exmouth to secure new concessions from Tripoli, Tunis, and Algiers, including a pledge to treat Christian captives in any future conflict as prisoners of war rather than slaves.
The largest number of them held Polish gentiles and Jewish civilians forcibly abducted in occupied countries (see Łapanka) to provide labor in the German war industry, repair bombed railroads and bridges or work on farms.
[393] In the first half of the 19th century, small-scale slave raids took place across Polynesia to supply labor and sex workers for the whaling and sealing trades, with examples from both the westerly and easterly extremes of the Polynesian triangle.
In Paris, on 4 February 1794, Abbé Grégoire and the Convention ratified this action by officially abolishing slavery in all French territories outside mainland France, freeing all the slaves both for moral and security reasons.
These societies assisted in the movement of thousands of African Americans to Liberia, with ACS founder Henry Clay stating; "unconquerable prejudice resulting from their color, they never could amalgamate with the free whites of this country.
Finding it impossible to believe that blacks could ever be independent actors on the stage of history, with their own aspirations and motivations, Dunning et al. portrayed African Americans either as "children", ignorant dupes manipulated by unscrupulous whites, or as savages, their primal passions unleashed by the end of slavery.
[441] In portraying the more benign version of slavery, they also argue in their 1974 book that the material conditions under which the slaves lived and worked compared favorably to those of free workers in the agriculture and industry of the time.
[447] Historical revisionism arrived when West Indian historian Eric Williams, a Marxist, in Capitalism and Slavery (1944), rejected this moral explanation and argued that abolition was now more profitable, for a century of sugarcane raising had exhausted the soil of the islands, and the plantations had become unprofitable.
[448] Since the 1970s numerous historians have challenged Williams from various angles and Gad Heuman has concluded, "More recent research has rejected this conclusion; it is now clear that the colonies of the British Caribbean profited considerably during the Revolutionary and Napoleonic Wars.