Naturally your citizens will be starving, since they just went through a multi-day siege and food supplies are low. You can build new structures, upgrade existing ones, and even set a 'Daily Default' option, which is essentially an idle action that your citizens will perform if they have nothing else to do.

When you first take ownership of a settlement, you'll want to invest some gold into developing it further. How to manage your settlement in Bannerlord I highly recommend picking off weaker towns or castles, so you can get skill points in engineering to help with future sieges against larger settlements. They can potentially have hundreds of troops, so only attack towns or castles if you have an overwhelming party size advantage. You'll need to spend some time setting the siege up, which leaves you open to being attacked by the garrisoned troops inside or the local lords trying to stop you from launching an attack. This requires you to lay siege to the settlement in question.

You need to be at war with the defending town's faction, but you can provoke them easily by raiding some nearby villages. The second option is to attack a local town, either on your own or with the help from others in your faction. The downside is that it takes a really, really, long time to get a town this way. Eventually, your loyalty will be rewarded as your leader will give you a castle or town. Later, you can talk to the leader of the faction after doing a few tasks for them or fighting their enemies, to become one of their vassals. The easiest way to get your own settlement is to join one of the established kingdoms as a mercenary. Work for a faction and get a settlement as a reward Towns are a little better than castles, in that you'll have more actions you can take while inside them, while castles are easier to defend during sieges. The surrounding villages contribute to your town or castle's overall wealth and prosperity, but are also vulnerable to being raided for supplies by enemy nobles or bandits. These are towns and castles which you can take over control of. Watch on YouTube How to get a settlement in Bannerlord

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