| 100% | EEC | 3 | Org. established by the Treaty of Rome |
| 76% | EEC | 3 | Trade org. created by the Treaty of Rome |
| 70% | EEC | 3 | Org. created by the 1957 Treaty of Rome |
| 69% | EEC | 3 | Grp. formed by the Treaty of Rome, 1957 |
| 68% | EEC | 3 | Trade assn. created by the Treaty of Rome (1957) |
| 55% | EEC | 3 | Treaty of Rome org. |
| 54% | IRAQ | 4 | Country created by the Treaty of Sèvres, 1920 |
| 53% | CRIMEANWAR | 10 | Conflict settled by the Treaty of Paris in 1856 |
| 53% | ILO | 3 | U.N. agcy. created by the Treaty of Versailles |
| 53% | GIBRALTAR | 9 | Britain gained this Rock by the Treaty of Utrecht |
| 53% | ALSACE | 6 | Territory returned to France by the Treaty of Versailles |
| 53% | EURO | 4 | Currency established by the Maastricht Treaty |
| 52% | UBOAT | 5 | Something forbidden by the Treaty of Versailles after W.W. I |
| 48% | DAKOTA | 6 | Territory affected by the 1868 Treaty of Fort Laramie |
| 47% | NRA | 3 | Org. sued by the State of New York in 2020 |
| 47% | FDIC | 4 | Org. created by the Banking Act of 1933 |
| 46% | EPA | 3 | Org. established in the wake of the 1969 Cuyahoga River fire |
| 46% | AMA | 3 | Org. once headed by each of the Mayo brothers |
| 46% | SAMOA | 5 | It was split into two parts by the 1899 Treaty of Berlin |
| 46% | USPS | 4 | Org. suggested by the starts of 17-, 31-, 41- and 62-Across |
| 45% | BENEDICTI | 9 | Pope during the siege of Rome by Lombards |
| 45% | UTAH | 4 | The Treaty of Guadalupe Hidalgo, ratified by the US in March 1848, saw Mexico ceding this territory to the US |
| 43% | LIS | 3 | Portal established by the US Dept. of Agric. that aims to get a better crop yield from your bean fields |
| 42% | EEC | 3 | Treaty of Rome creation, for short |
| 42% | FIRSTWORLDWAR | 13 | The Treaty of Versailles ended it |
| 42% | ASPIRIN | 7 | Trademark forfeited by Bayer under the Treaty of Versailles |
| 41% | ECRU | 4 | Small Mississippi town established by Colonel William Clark Falkner and named after the color of its first railroad depot |
| 41% | FOUNDING | 8 | ___ Fathers, led by George Washington this group of leaders established the U.S. of A |
| 41% | EEC | 3 | 1957 Treaty of Rome creation: Abbr. |
| 41% | CATO | 4 | The Censor of Rome |