The
Mexican
Revolution
____________________
out
in
1910
when
the
decades
-
old
rule
of
President
Porfirio
Díaz
was
challenged
by
Francisco
I
.
Madero
,
a
reformist
writer
and
politician
.
When
Díaz
____________________
to
allow
clean
elections
,
Madero's
calls
for
revolution
were
answered
by
Emiliano
Zapata
in
the
south
,
and
Pascual
Orozco
and
Pancho
Villa
in
the
north
.
Díaz
was
____________________
in
1911
,
but
the
revolution
____________________
just
beginning
.
By
the
time
it
____________________
over
,
millions
had
died
as
rival
politicians
and
warlords
____________________
each
other
over
the
cities
and
regions
of
Mexico
.
By
1920
,
the
chickpea
farmer
and
revolutionary
general
Alvaro
Obregón
had
risen
to
the
presidency
,
primarily
by
outliving
his
main
rivals
.
Most
historians
believe
this
event
marks
the
end
of
the
revolution
,
although
the
violence
____________________
well
into
the
1920s
.
