A little knowledge. An empire of 18.

Every comparison uses this expedition’s original data and rules. “Would win” describes this matchup only; a different choice would change the later journey.

1. 1
   Round 1Won13 countries · 4 lives left

   MexicovsGreece

   Population: 129,739,759 vs 10,407,351 people · Higher wins ↑

   Conquered Greece.

   Other category comparisons 4 other winning choices

   All eight categories for Mexico against Greece

   Category	Mexico	Greece	Result
   Areakm² · Higher wins ↑	1,964,375	131,957	Would win
   Populationpeople · Higher wins ↑ · Chosen	129,739,759	10,407,351	Would win
   Wealth per personint’l $ · Higher wins ↑	25,188	42,614	Would lose
   Densityper km² · Higher wins ↑	66.0	78.9	Would lose
   Highest peakm · Higher wins ↑	5,636	2,917	Would win
   Coastlinekm · Higher wins ↑	9,330	13,676	Would lose
   Flag colourscolours · Higher wins ↑	11	2	Would win
   Proximity to equatorfrom the equator · Closer wins ↓	23.5° N	39.8° N	Would win

2. 2
   Round 2Won14 countries · 4 lives left

   BoliviavsIsrael

   Highest peak: 6,542 vs 2,224 m · Higher wins ↑

   Conquered Israel.

   Other category comparisons 4 other winning choices

   All eight categories for Bolivia against Israel

   Category	Bolivia	Israel	Result
   Areakm² · Higher wins ↑	1,098,581	21,937	Would win
   Populationpeople · Higher wins ↑	12,244,159	9,849,000	Would win
   Wealth per personint’l $ · Higher wins ↑	12,903	55,301	Would lose
   Densityper km² · Higher wins ↑	11.1	449.0	Would lose
   Highest peakm · Higher wins ↑ · Chosen	6,542	2,224	Would win
   Coastlinekm · Higher wins ↑	0	273	Would lose
   Flag colourscolours · Higher wins ↑	9	2	Would win
   Proximity to equatorfrom the equator · Closer wins ↓	16.7° S	30.9° N	Would win

3. 3
   Round 3Won15 countries · 4 lives left

   IrelandvsDjibouti

   Wealth per person: 133,440 vs 7,232 int’l $ · Higher wins ↑

   Conquered Djibouti.

   Other category comparisons 4 other winning choices

   All eight categories for Ireland against Djibouti

   Category	Ireland	Djibouti	Result
   Areakm² · Higher wins ↑	70,273	23,200	Would win
   Populationpeople · Higher wins ↑	5,311,538	1,152,944	Would win
   Wealth per personint’l $ · Higher wins ↑ · Chosen	133,440	7,232	Would win
   Densityper km² · Higher wins ↑	75.6	49.7	Would win
   Highest peakm · Higher wins ↑	1,041	2,021	Would lose
   Coastlinekm · Higher wins ↑	1,448	314	Would win
   Flag colourscolours · Higher wins ↑	3	4	Would lose
   Proximity to equatorfrom the equator · Closer wins ↓	53.1° N	11.4° N	Would lose

4. 4
   Round 4Won16 countries · 4 lives left

   EthiopiavsAustralia

   Population: 128,691,692 vs 26,659,922 people · Higher wins ↑

   Conquered Australia.

   Other category comparisons 4 other winning choices

   All eight categories for Ethiopia against Australia

   Category	Ethiopia	Australia	Result
   Areakm² · Higher wins ↑	1,104,300	7,741,220	Would lose
   Populationpeople · Higher wins ↑ · Chosen	128,691,692	26,659,922	Would win
   Wealth per personint’l $ · Higher wins ↑	3,063	72,273	Would lose
   Densityper km² · Higher wins ↑	116.5	3.4	Would win
   Highest peakm · Higher wins ↑	4,550	2,228	Would win
   Coastlinekm · Higher wins ↑	0	25,760	Would lose
   Flag colourscolours · Higher wins ↑	4	3	Would win
   Proximity to equatorfrom the equator · Closer wins ↓	8.5° N	23.1° S	Would win

5. 5
   Round 5Won17 countries · 4 lives left

   BelgiumvsMali

   Wealth per person: 72,630 vs 3,178 int’l $ · Higher wins ↑

   Conquered Mali.

   Other category comparisons 2 other winning choices

   All eight categories for Belgium against Mali

   Category	Belgium	Mali	Result
   Areakm² · Higher wins ↑	30,528	1,240,192	Would lose
   Populationpeople · Higher wins ↑	11,779,946	23,769,127	Would lose
   Wealth per personint’l $ · Higher wins ↑ · Chosen	72,630	3,178	Would win
   Densityper km² · Higher wins ↑	385.9	19.2	Would win
   Highest peakm · Higher wins ↑	694	1,155	Would lose
   Coastlinekm · Higher wins ↑	66.5	0	Would win
   Flag colourscolours · Higher wins ↑	3	3	Would tie
   Proximity to equatorfrom the equator · Closer wins ↓	50.8° N	18.6° N	Would lose

6. 6
   Round 6Won18 countries · 4 lives left

   FrancevsFiji

   Population: 65,925,961 vs 924,145 people · Higher wins ↑

   Conquered Fiji.

   Other category comparisons 5 other winning choices

   All eight categories for France against Fiji

   Category	France	Fiji	Result
   Areakm² · Higher wins ↑	551,500	18,274	Would win
   Populationpeople · Higher wins ↑ · Chosen	65,925,961	924,145	Would win
   Wealth per personint’l $ · Higher wins ↑	60,927	14,656	Would win
   Densityper km² · Higher wins ↑	119.5	50.6	Would win
   Highest peakm · Higher wins ↑	4,810	1,324	Would win
   Coastlinekm · Higher wins ↑	3,427	1,129	Would win
   Flag colourscolours · Higher wins ↑	3	8	Would lose
   Proximity to equatorfrom the equator · Closer wins ↓	46.7° N	17.8° S	Would lose

7. 7
   Round 7Won19 countries · 4 lives left

   Saudi ArabiavsMauritania

   Area: 2,149,690 vs 1,030,700 km² · Higher wins ↑

   Conquered Mauritania.

   Other category comparisons 5 other winning choices

   All eight categories for Saudi Arabia against Mauritania

   Category	Saudi Arabia	Mauritania	Result
   Areakm² · Higher wins ↑ · Chosen	2,149,690	1,030,700	Would win
   Populationpeople · Higher wins ↑	33,702,731	5,022,441	Would win
   Wealth per personint’l $ · Higher wins ↑	71,624	6,972	Would win
   Densityper km² · Higher wins ↑	15.7	4.9	Would win
   Highest peakm · Higher wins ↑	3,000	915	Would win
   Coastlinekm · Higher wins ↑	2,640	754	Would win
   Flag colourscolours · Higher wins ↑	2	3	Would lose
   Proximity to equatorfrom the equator · Closer wins ↓	23.5° N	19.4° N	Would lose

8. 8
   Round 8Lost18 countries · 3 lives left

   SenegalvsZimbabwe

   Highest peak: 648 vs 2,592 m · Higher wins ↑

   Returned to the world: Senegal.

   Other category comparisons 4 other winning choices

   All eight categories for Senegal against Zimbabwe

   Category	Senegal	Zimbabwe	Result
   Areakm² · Higher wins ↑	196,722	390,757	Would lose
   Populationpeople · Higher wins ↑	18,077,573	16,340,822	Would win
   Wealth per personint’l $ · Higher wins ↑	4,782	5,796	Would lose
   Densityper km² · Higher wins ↑	91.9	41.8	Would win
   Highest peakm · Higher wins ↑ · Chosen	648	2,592	Would lose
   Coastlinekm · Higher wins ↑	531	0	Would win
   Flag colourscolours · Higher wins ↑	3	6	Would lose
   Proximity to equatorfrom the equator · Closer wins ↓	15.2° N	19.0° S	Would win