Ireland's
first
____________________
,
the
____________________
,
probably
came
from
____________________
around
8000BC
.
They
were
____________________
and
fishermen
who
lived
____________________
the
____________________
and
rivers
.
later
,
settlers
moved
further
____________________
and
began
to
____________________
the
land
.
They
learned
how
to
make
____________________
weapons
,
tools
and
____________________
.
The
early
settlers
lived
in
small
groups
of
families
and
tribes
.
As
they
ofthen
fought
each
other
and
stole
each
other's
cattle
and
slaves
,
the
need
for
protection
was
great
.
Some
poeple
protected
themselves
by
building
forts
on
high
ground
.
Others
lived
on
islands
in
rivers
or
lakes
,
and
were
defended
by
water
.
Sometimes
people
even
built
artificial
islands
,
called
crannóg
s
