Babylonia
was
an
ancient
state
in
Mesopotamia
(in
modern
Iraq),
combining
the
territories
of
Sumer
and
Akkad.
Its
capital
was
Babylon.
The
earliest
mention
of
Babylon
can
be
found
in
a
tablet
of
the
reign
of
Sargon
of
Akkad,
dating
back
to
around
2400
BC.