US presidential election 2016: the state of the Republican race as the year begins | Republicans | The Guardian
2016 Presidential Election Calendar- WSJ.com
2016 Republican Party presidential primaries - Wikipedia
2016 Delegate Count and Primary Results - The New York Times
Maryland Presidential Primaries 2016: latest Democratic polls Apr 2016 | Statista
Storylines to Watch in Tuesday's 2016 Presidential Primaries and Republican Caucuses - ABC News
Third parties see hope in lackluster US tickets – DW – 05/30/2016
File:U.S. states (and territories) by election methods, 2016 (Democratic Party).svg - Wikimedia Commons
Trump's big advantage: open primaries.
United States Presidential Election of 2016 | History & Facts | Britannica
Mail voting in 2020 US primaries became more common as COVID-19 spread | Pew Research Center
The Republican debate: meet the 2016 candidates | US elections 2016 | The Guardian
Turnout in 2016 primaries so far rivals 2008 record | Pew Research Center
Why Immigration May Decide the 2016 Election - New American Economy
Chart: 2016 Presidential Primaries: Which Candidates Are U.S. Muslims Supporting? | Statista
South flexes its political muscle in 2016 primaries | Facing South
Here's Why The 2016 Republican Presidential Primary Could Make History - ABC News
Detailed Maps of Where Trump, Cruz, Clinton and Sanders Have Won - The New York Times
2016 Republican Presidential Primary Results by County – Brilliant Maps
2016 United States presidential election - Wikipedia
Super Tuesday: Delegate Tallies From Presidential Primaries And Caucuses - capradio.org
Lessons from the 2022 Primaries–what do they tell us about America's political parties and the midterm elections?
