I'm gonna Say American Indians Or Abstract Images.
Abolitionists
The abolitionist movement was an organized effort to end the practice of slavery in the United States. The first leaders of the campaign, which took place from about 1830 to 1870, mimicked some of the same tactics British abolitionists had used to end slavery in Great Britain in the 1830s
They sailed from Plymouth, on the southern coast of England.
Parallelogram because two opposite sides are equal while the other two parallel sides are equal in length.