all related issues: Key terms assignment link
related issue #1 only: https://www.dropbox.com/s/7fpcf1l0umwbodx/S31%20Key%20Terms%20Intro%20Project%202016%20RI1.pdf?dl=0
Exemplar  | Exemplar  |
Social 20-1 Terms ranged in three different ways (each color is one of 4 related issues)
RI1 RI2 RI3 RI4
1600 1700 1800 1850 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2015
environmental social economic political
