These
push
and
pull
factors
acted
together
to
____________________
the
millions
of
immigrants
who
found
their
way
to
the
United
States
during
this
period
.
Immigration
to
the
United
States
in
the
early
part
of
the
eighteenth
century
was
fairly
____________________
,
but
this
would
change
throughout
the
century
.
They
would
be
____________________
to
a
medical
examination
,
have
their
documents
inspected
,
and
most
were
then
released
to
gather
their
luggage
and
purchase
or
pick
up
train
tickets
.