Africa
discovered two new lakes, Manyara and Eiassi, occupying parts of the East
African valley system. This region was again traversed in 1893-1894 by
Count von Gotzen, who continued his route westwards to Lake Kivu, north of
Tanganyika, which, though heard of by Speke over thirty years before, had
never yet been visited. He also reached for the first time the line of
volcanic peaks north of Kivu, one of which he ascended, afterwards crossing
the great equatorial forest by a new route to the Congo and the west coast.
Valuable scientific work was done in 1893 by Dr J.W. Gregory, who ascended
Mount Kenya to a height of 16,000 ft. In 1893-1894 Scott Elliot reached
Ruwenzori by way of Uganda, returning by Tanganyika and Nyasa, and in 1896
C. W. Hobley made the circuit of the great mountain Elgon, north-east of
Victoria Nyanza. In 1899 Mount Kenya was ascended to its summit by a party
under H. J. Mackinder. The exploration of Mount Kilimanjaro has been the
special work of Dr Hans Meyer, who first directed his attention to it in
1887.
The region south of Abyssinia proper and north of Lake Rudolf, being
largely the basin of the Sobat tributary of the Nile, was traversed by
several explorers, among whom may be mentioned Capt. M. S. Wellby, who in
1898-1899 explored the chain of small lakes in south-east Abyssinia, pushed
on to Lake Rudolf, and thence traversed hitherto unknown country to the
lower Sobat. Donaldson Smith crossed from Berbera to the Nile by Lake
Rudolf in 1899-1900, and Major H. H. Austin commanded two survey parties
between the Anglo-Egyptian Sudan and Lake Rudolf during 1899-1901. Meantime
in south Central Africa the Barotse country had been partly made known by
the missionary F. Coillard, who settled there in 1884, while the middle and
upper Zambezi basin were scientifically explored and mapped by Major A. St
H. Gibbons and his assistants in 1895-1896 and 1898-1900. In the same
period the Congo-Zambezi watershed was traced by a Belgian officer, Capt.
C. Lemaire, who had ascended one of the upper tributaries of the Kasai.
In the early years of the 19th century the first recorded crossing of
Africa took place. That crossing and all subsequent crossings had been made
either from west to east or east to west. The first journey through the
whole length of the continent was accomplished in the two last years of the
century when a young Englishman, E. S. Grogan, starting from Cape Town
reached the Mediterranean by way of the Zambezi, the central line of lakes
and the Nile. Other travellers followed in Grogan's footsteps, among the
first, Major Gibbons.
Additions to topographical knowledge were made from about 1890 onwards by
the international commissions which traced
Work of international commissions and surveying parties.
the frontiers of the protectorates of the European powers. On several
occasions the labours of the commissions disclosed errors of importance in
the maps upon which international agreements had been based. Among those
which yielded valuable results were the Anglo-French commission which in
1903 traced the Nigerian frontier from the Niger to Lake Chad, and the
Anglo-German commission which in 1903-1904 fixed the Cameroon boundary
between Yola, on the Benue, and Lake Chad. These expeditions and French
surveys in the same region during 1902-1903 resulted in the discovery that
Lake Chad had greatly decreased in area since the middle of the 19th
century. In 1903 a French officer, Capt. E. Lenfant, succeeded in
establishing the fact of a connexion between the Niger and Chad basins.
Subsequently Lenfant explored the western basin of the Shari, determining
(1907) the true upper branch of that river.
In East Africa a German-Congolese commission surveyed (1901-1902) Lake
Kivu and the volcanic region north of the lake, R. Kandt making a special
study of Kivu and the Kagera sources, while the Anglo-German boundary
commission of 1902-1904 surveyed the valley of the lower Kagera, and fixed
the exact position of Albert Edward Nyanza. Much new information concerning
the border-lands of British East Africa and Abyssinia between Lake Rudolf
and the lower Juba was obtained by the survey executed in 1902-1903 by a
British officer, Captain P. Maud.
While political requirements led to the exact determination of frontiers,
administrative needs forced the governments concerned to take in hand the
survey of the countries under their protection. Before the close of the
first decade of the 20th century tolerably accurate maps had been made of
the German colonies, of a considerable part of West Africa, the Algerian
Sahara and the Anglo-Egyptian Sudan, mainly by military officers. A British
naval officer, Commander B. Whitehouse, mapped the entire coastdine of
Victoria Nyanza. Government and railway surveys apart, the chief points of
interest for explorers during 1904-1906 were the Ruwenzori range and the
connexion of the basin of Lake Chad with the Niger and Congo systems.
Lieut. Boyd Alexander was the leader of a party which during the years
named surveyed Lake Chad and a considerable part of eastern Nigeria,
returning to England via the Shari, the Ubangi and the Nile. Two members of
the party, Capt. Claud Alexander and Capt. G. B. Gosling, died during the
expedition. The Ruwenzori Mountains proved a great source of attraction.
Sir H. H. Johnston had in 1900 ascended beyond the snow-line to 14,800 ft.;
in 1903 Dr J. J. David had reached from the west to a height he believed to
exceed 16,000 ft.; and in the same year Capt. T. T. Behrens, of the Anglo-
German Uganda boundary commission, fixed the highest summit at 16,619 ft.
During 1904-1906 some half-dozen expeditions were at work in the region.
That of the duke of the Abruzzi was the most successful. In the summer of
1906 the duke or members of his party climbed all the highest peaks, none
of which reaches 17,000 ft., and determined the main lines of the
watershed. Major Powell-Cotton, a British officer who had previously done
good work in Abyssinia and British East Africa, spent 1905-1906 in a
detailed examination of the Lado enclave and the country west of Ruwenzori
and Albert and Albert Edward lakes. This expedition was specially fruitful
in additions to zoological knowledge.
Archaeological research, stimulated by the reports of Thomas Shaw,
British consular chaplain at Algiers in 1719- 1731, by James Bruce's
exploration, 1765-1767, of the ruins in Barbary, and by the French conquest
of Egypt in 1798, has been systematically carried out in North Africa since
the middle of the 19th century (see EGYPT and AFRICA, ROMAN.) In South
Africa the first thorough examination of the ruins in Rhodesia was made in
1905, when Randall-MacIver demonstrated that the great Zimbabwe and similar
buildings were of medieval or post-medieval origin. (F. R. C.)
VII. SOCIAL AND ECONOMIC CONDITIONS
The eagerness with which the nations of western Europe partitioned Africa
between them was due, as has been seen, more to the necessities of commerce
than to mere land hunger. Yet, except in the north and south temperate
regions, the commercial intercourse of the continent with the rest of the
world had been until the closing years of the 19th century of insignificant
proportions. In addition to slaves, furnished by the continent from the
earliest times, a certain amount of gold and ivory was exported from the
tropical regions, but no other product supplied the material for a
flourishing trade with those parts. To their Asiatic and European invaders
the Africans indeed owed many creature comforts—the introduction of maize,
rice, the sugar cane, the orange, the lemon and the lime, cloves, tobacco
and many other vegetable products, the camel, the horse and other
animals—but invaluable to Africa as were these gifts they led to little
development of commerce. The continent continued in virtual isolation from
the great trade movements of the
Causes of isolation.
world, an isolation due not so much to its poverty in natural resources, as
to the special circumstances which likewise caused so large a part of the
continent to remain so long a terra incognita. The principal drawbacks may
be summarized as: (1) the absence of means of communication with the
interior; (2) the unhealthiness of the coast-lands; (3) the small
productive activity of the natives; (4) the effects of the slave trade in
discouraging legitimate commerce. None of these causes is necessarily
permanent, that most difficult to remove being the third; the negro races
finding the means of existence easy have little incentive to toil. The
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