Uploaded July 2020 | Updated September 2026, 2 weeks ago

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This guide to HOI 3 Their Finest Hour is designed for beginner or intermediate players who want to have a better understanding of one of the most complex and interesting World War II grand strategy games of all time. I start with the most basics concepts, and will build up to specific strategies in subsequent episodes.

0:00 Introduction
0:56 Transports, Landing Craft and Assault Ships
2:29 Submarines
3:43 Destroyers and Light Cruisers
5:00 Battleships, Battlecruisers and Heavy Cruisers
8:55 Carriers
12:58 Organization
13:55 Convoy Attack
15:32 Sea Attack
16:07 Submarine Attack
16:41 Air Attack and Air Defense
18:31 Shore Bombardment
19:40 Sea Defence
20:35 Surface, Air and Submarine Detection
23:10 Visibility
23:50 Transportation Capacity
25:10 Max Mission Range
25:36 Firing Distance
27:31 Speed
28:28 Hull Size
28:59 Positioning
29:41 Supply and Fuel Consumption
30:47 Officers
30:58 IC Cost and Build Time
32:19 Manpower Costs
32:56 Upgrading Ships
34:02 Fleet Composition
35:36 Factors to Consider in Fleet Composition
40:02 Priority
42:56 Positioning Penalty
43:53 Admirals
45:00 Battlefleets/Surface Action Groups (SAGs)
52:52 Carrier Fleets/Task Forces (CTFs)
56:14 Submarine and ASW Squadrons
1:02:44 Transport Fleets