A
slave
is
a
person
who
works
without
being
paid
;
he
is
not
____________________
,
he
hasn't
got
____________________
rights
.
Slavery
has
existed
since
____________________
times
when
the
war
____________________
went
to
the
winners
as
slaves
.
In
1500
AD
a
real
human
beings
trade
,
called
SLAVE
____________________
,
began
.
In
Europe
,
it
will
be
____________________
accepted
until
1815
.
In
the
USA
,
until
1865
.
In
Spain
,
until
1888
.
