# License Information

## Source Data (All Public Domain or Public Access)

### U.S. Census Bureau
- American Community Survey (ACS) 2022
- Veteran population estimates
- Public domain (U.S. Government work)

### RAND Corporation
- State-level firearm ownership estimates (2016)
- Published research, publicly available
- URL: rand.org/research/gun-policy

### Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)
- Federal Firearms Licensee (FFL) counts (2023)
- Public domain (U.S. Government work)

### Centers for Disease Control and Prevention (CDC)
- WONDER database: Underlying Cause of Death
- Veteran and civilian suicide rates (2021)
- Public domain (U.S. Government work)

### U.S. Department of Veterans Affairs (VA)
- PTSD prevalence and VA healthcare utilization (2022)
- Public domain (U.S. Government work)

### U.S. Department of Defense (DoD)
- Defense Manpower Data Center (DMDC)
- Active duty personnel and economic impact (2023)
- Public domain (U.S. Government work)

## Combined Dataset

This compiled dataset is released under **CC-BY-4.0**.

When using this dataset, please cite:

```
Steuber, L. (2026). US Military & Veteran Analysis by State [Dataset].
Kaggle. https://www.kaggle.com/datasets/lucassteuber/us-military-veteran-analysis
```

## Ethical Considerations

This dataset includes sensitive metrics (suicide rates, mental health indicators). Use responsibly for research and policy analysis purposes.