LUCAS. 
323 
Fezzan despatched against them an army of four 
thousand men, which, after a sharp encounter, 
reduced them to subjection, the mountaineers be- 
ing intimidated by the fire-arms of the Fezzanese. 
They engaged to pay an annual tribute of twenty 
camel-loads of senna, and though, after the depar- 
ture of the army, they paid little regard to the en- 
gagement, they did not again attempt to plunder 
the caravans. There are some Mahometans in 
Tibesti. 
The extensive empire of Bornou occupies the 
intermediate space between Nubia and Cassina, 
Fezzan and Sennaar. The Mahometans of Sen- 
naar number it among the four most powerful mo- 
narchies of the world : the other three are Tur- 
key, Persia, and Abyssinia. The sovereign of 
Bornou is more powerful than the emperor of 
Marocco ; and no less than thirty languages are 
spoken in his dominions. The capital of Bornou 
is situated in N. lat. 24° 32\ and E. long. 22° 57', 
660 G. miles from Mourzouk, and five hundred 
and twenty-four miles west from Dongola on the 
Nile. The powerful Arabian tribes of Booaish 
and Duhassin occupy the deserts to the north-west 
of Bornou, collect the dates which grow on the 
most fertile spots, and sometimes engage in the 
transportation of merchandise. The general ap- 
pearance of the country is level and flat. The 
soil is fertile, though frequently interrupted by 
