| 100% | JIMA | 4 | Iwo __, WWII battle between the US and Japan |
| 49% | RIOGRANDE | 9 | Boundary between the US and Mexico |
| 49% | ERIE | 4 | Lake between the US and Canada |
| 49% | RIO | 3 | ___ Grande (river between the US and Mexico) |
| 48% | ATL | 3 | Ocean between the US and the UK: Abbr. |
| 48% | NIAGARA | 7 | ___ Falls (tourist attraction between the US and Canada) |
| 48% | RIOBRAVO | 8 | River between the US and Mexico (2 words) |
| 45% | ABC | 3 | ___ Powers (negotiators between the U.S. and Mexico, 1914) |
| 45% | NEWYORK | 7 | The US capital between 1789 and 1790 |
| 44% | PENNANTRACES | 12 | Classic battles between the Giants and Dodgers, e.g. |
| 42% | FDR | 3 | Initials of the US president between Hoover and Truman |
| 41% | RAGNAROK | 8 | Ultimate battle between the gods and the forces of evil in Scandinavian mythology |
| 41% | ATTU | 4 | The Battle of ___, a famed battle between U.S and Japanese forces in Alaska |
| 40% | DAVISCUP | 8 | International athletic competition that began in 1900 as a challenge between the U.S. and Great Britain |
| 39% | BEN | 3 | Golfer Hogan who won the U.S. Open four times between 1948 and 1953 |
| 38% | SNAKE | 5 | — River, US watercourse forming part of the border between Idaho and Oregon |
| 37% | SEXES | 5 | Battle of the ___ (2017 movie about a tennis match between Billie Jean King and Bobby Riggs) |
| 36% | TRAFALGAR | 9 | Battle of —, 1805 naval engagement between British and Franco-Spanish fleets off the coast of SW Spain |
| 36% | HOWE | 4 | Julia Ward —, US abolitionist and poet who authored lyric The Battle Hymn of the Republic |
| 36% | EVIL | 4 | Battle between good and ___ |
| 36% | DETROIT | 7 | Largest city on the border between the U.S. and Canada |
| 36% | NIAGARA | 7 | Waterfalls located between Canada and the US |
| 36% | MEX | 3 | It's between Guat. and the U.S. |
| 36% | NIAGARA | 7 | Waterfall shared by the US and Canada |
| 35% | ARMAGEDDON | 10 | Battle between good and evil |
| 35% | ATTU | 4 | Site of the only WWII battle on U.S. soil |
| 35% | ANDREWJACKSON | 13 | The 7th US president and hero of the battle of New Orleans was 1st to be targeted for assassination |
| 35% | TAHOE | 5 | Lake —, body of water in the Sierra Nevada mountains on the border between California and Nevada, US |
| 35% | VEE | 3 | Sound of the letter between U and W |