A little knowledge. An empire of 28.

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

21. 21
    Round 21Won27 countries · 1 life left

    MauritiusvsMongolia

    Wealth per person: 29,403 vs 18,020 int’l $ · Higher wins ↑

    Conquered Mongolia.

    Other category comparisons 3 other winning choices

    All eight categories for Mauritius against Mongolia

    Category	Mauritius	Mongolia	Result
    Areakm² · Higher wins ↑	2,040	1,564,116	Would lose
    Populationpeople · Higher wins ↑	1,248,647	3,481,145	Would lose
    Wealth per personint’l $ · Higher wins ↑ · Chosen	29,403	18,020	Would win
    DensityBlocked in Hard · per km² · Higher wins ↑	612.1	2.2	Would win
    Highest peakm · Higher wins ↑	828	4,374	Would lose
    Coastlinekm · Higher wins ↑	177	0	Would win
    Flag colourscolours · Higher wins ↑	4	3	Would win
    Proximity to equatorfrom the equator · Closer wins ↓	20.3° S	46.0° N	Would win

22. 22
    Round 22Won28 countries · 1 life left

    GreecevsUganda

    Wealth per person: 42,614 vs 3,100 int’l $ · Higher wins ↑

    Conquered Uganda.

    Other category comparisons 0 other winning choices

    All eight categories for Greece against Uganda

    Category	Greece	Uganda	Result
    Areakm² · Higher wins ↑	131,957	241,038	Would lose
    Populationpeople · Higher wins ↑	10,407,351	48,656,601	Would lose
    Wealth per personint’l $ · Higher wins ↑ · Chosen	42,614	3,100	Would win
    Densityper km² · Higher wins ↑	78.9	201.9	Would lose
    Highest peakm · Higher wins ↑	2,917	5,110	Would lose
    CoastlineBlocked in Hard · km · Higher wins ↑	13,676	0	Would win
    Flag colourscolours · Higher wins ↑	2	5	Would lose
    Proximity to equatorfrom the equator · Closer wins ↓	39.8° N	2.0° N	Would lose

23. 23
    Round 23Won29 countries · 1 life left

    TunisiavsEl Salvador

    Wealth per person: 14,052 vs 12,667 int’l $ · Higher wins ↑

    Conquered El Salvador.

    Other category comparisons 2 other winning choices

    All eight categories for Tunisia against El Salvador

    Category	Tunisia	El Salvador	Result
    AreaBlocked in Hard · km² · Higher wins ↑	163,610	21,041	Would win
    Populationpeople · Higher wins ↑	12,200,431	6,309,624	Would win
    Wealth per personint’l $ · Higher wins ↑ · Chosen	14,052	12,667	Would win
    Densityper km² · Higher wins ↑	74.6	299.9	Would lose
    Highest peakm · Higher wins ↑	1,544	2,730	Would lose
    Coastlinekm · Higher wins ↑	1,148	307	Would win
    Flag colourscolours · Higher wins ↑	2	9	Would lose
    Proximity to equatorfrom the equator · Closer wins ↓	35.3° N	13.9° N	Would lose

24. 24
    Round 24Lost28 countries · 0 lives left

    Papua New GuineavsUnited States

    Density: 22.4 vs 34.2 per km² · Higher wins ↑

    Returned to the world: Papua New Guinea.

    Other category comparisons 1 other winning choice

    All eight categories for Papua New Guinea against United States

    Category	Papua New Guinea	United States	Result
    Areakm² · Higher wins ↑	462,840	9,833,517	Would lose
    Populationpeople · Higher wins ↑	10,389,635	336,755,052	Would lose
    Wealth per personint’l $ · Higher wins ↑	4,672	82,587	Would lose
    Densityper km² · Higher wins ↑ · Chosen	22.4	34.2	Would lose
    Highest peakm · Higher wins ↑	4,509	6,190	Would lose
    Coastlinekm · Higher wins ↑	5,152	19,924	Would lose
    Flag colourscolours · Higher wins ↑	4	3	Would win
    Proximity to equatorBlocked in Hard · from the equator · Closer wins ↓	5.5° S	39.1° N	Would win