The
country
needed
a
way
to
____________________
people
on
each
coast
.
It
took
a
long
time
for
____________________
and
cargo
to
travel
from
the
Western
frontier
back
to
the
East
.
At
first
,
mules
,
carts
,
and
boats
moved
____________________
,
but
that
was
slow
and
cost
a
lot
.
Steam
trains
were
the
fastest
way
to
travel
.
Congress
had
seen
the
need
for
____________________
to
settle
in
the
West
.
In
the
1800s
,
Congress
made
new
laws
.
These
laws
gave
land
to
railroads
.
The
railroads
gave
____________________
of
a
new
life
to
many
people
.
