---
title: "Appendix"
description: "[![A table showing threat perception over time in the U.S.](https://www.pewresearch.org/wp-content/uploads/sites/20/2020/04/PG_2020.04.13_US-Threats_A-01.png?w=640){.aligncenter width=400}](https://www.pewresearch.org/global/2020/04/13/americans-see-spread-of-disease-as-top-international-threat-along-with-terrorism-nuclear-weapons-cyberattacks/pg_2020-04-13_us-threats_a-01-png/)"
date: "2020-04-13"
authors:
  - name: "Jacob Poushter"
    job_title: "Associate Director, Global Attitudes Research"
    link: "https://www.pewresearch.org/staff/jacob-poushter/"
  - name: "Moira Fagan"
    job_title: "Senior Researcher"
    link: "https://www.pewresearch.org/staff/moira-fagan/"
url: "https://www.pewresearch.org/global/2020/04/13/us-global-threats-2020-appendix/"
categories:
  - "Coronavirus (COVID-19)"
  - "COVID-19 & Politics"
  - "Defense & National Security"
  - "Economic Policy"
  - "Global Health"
  - "Global Tech & Cybersecurity"
  - "International Terrorism"
  - "Issue Priorities"
  - "Nuclear Weapons"
  - "Nuclear Weapons"
  - "Terrorism"
---

# Appendix

[![A table showing threat perception over time in the U.S.](https://www.pewresearch.org/wp-content/uploads/sites/20/2020/04/PG_2020.04.13_US-Threats_A-01.png?w=640){.aligncenter width=400}](https://www.pewresearch.org/global/2020/04/13/americans-see-spread-of-disease-as-top-international-threat-along-with-terrorism-nuclear-weapons-cyberattacks/pg_2020-04-13_us-threats_a-01-png/)

---

**Next:** [Acknowledgments](https://www.pewresearch.org/global/2020/04/13/us-global-threats-2020-acknowledgments.md)