Midway Islands
the flag of the US is used

Moldova
same color scheme as Romania - three equal vertical bands of
blue (hoist side), yellow, and red; emblem in center of flag is of a
Roman eagle of gold outlined in black with a red beak and talons
carrying a yellow cross in its beak and a green olive branch in its
right talons and a yellow scepter in its left talons; on its breast
is a shield divided horizontally red over blue with a stylized ox
head, star, rose, and crescent all in black-outlined yellow

Monaco
two equal horizontal bands of red (top) and white; similar to
the flag of Indonesia which is longer and the flag of Poland which
is white (top) and red

Mongolia
three equal, vertical bands of red (hoist side), blue, and
red; centered on the hoist-side red band in yellow is the national
emblem ("soyombo" - a columnar arrangement of abstract and geometric
representation for fire, sun, moon, earth, water, and the yin-yang
symbol)

Montserrat
blue, with the flag of the UK in the upper hoist-side
quadrant and the Montserratian coat of arms centered in the outer
half of the flag; the coat of arms features a woman standing beside
a yellow harp with her arm around a black cross

Morocco
red with a green pentacle (five-pointed, linear star) known
as Solomon's seal in the center of the flag; green is the
traditional color of Islam

Mozambique
three equal horizontal bands of green (top), black, and
yellow with a red isosceles triangle based on the hoist side; the
black band is edged in white; centered in the triangle is a yellow
five-pointed star bearing a crossed rifle and hoe in black
superimposed on an open white book

Namibia
a large blue triangle with a yellow sunburst fills the upper
left section and an equal green triangle (solid) fills the lower
right section; the triangles are separated by a red stripe that is
contrasted by two narrow white-edge borders

Nauru
blue with a narrow, horizontal, yellow stripe across the
center and a large white 12-pointed star below the stripe on the
hoist side; the star indicates the country's location in relation to
the Equator (the yellow stripe) and the 12 points symbolize the 12
original tribes of Nauru

Navassa Island
the flag of the US is used