You can add Team specific calendar app to a Team channel, this will help you to all events, meetings, etc related to that particular team in one place.
STEP 1 : First of all Open Microsoft Teams application Click on Teams on the left side, Select a particular Team
STEP 2 :Click the + button located on top side of Teams Window
STEP 3 : See in the App search bar, type in calendar if you can’t see in recent and then afterwards choose Channel Calendar App
STEP 4 :Click the Add button
Step 5: Enter a name for Calendar tab and click Add button
STEP 6 :You will now have a Channel-Specific Calendar added as a Tab to your channel
STEP 7 : It displays the events related to the channel.