Function Get-ListItemsFromFolder()
{
    param
    (
    [Parameter(Mandatory=$true)] [string] $SiteURL,
    [Parameter(Mandatory=$true)] [string] $ListName,
    [Parameter(Mandatory=$true)] [string] $FolderURL
    )
    Try {
    #Setup Credentials to connect
    $Cred = Get-Credential
    $Cred = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($Cred.UserName,$Cred.Password)
 
    #Setup the context
    $Ctx = New-Object Microsoft.SharePoint.Client.ClientContext($SiteURL)
    $Ctx.Credentials = $Cred
 
    #Get the list
    $List=$Ctx.Web.Lists.GetByTitle($ListName)
 
    #Frame CamlQuery to retrieve the items from the Folder
    $CAMLQuery= New-Object Microsoft.SharePoint.Client.CamlQuery
    #Set relative URL of the folder
    $camlQuery.ViewXml = '<View><Query><Where><Eq><FieldRef Name=''Title'' /><Value Type=''Text''>' + $directorate + '</Value></Eq></Where></Query></View>';

    #Get List Items from the Folder
    $ListItems=$List.GetItems($CAMLQuery)
    $Ctx.Load($ListItems)
    $Ctx.ExecuteQuery()
 
    Write-host "Total Number of Items Found:"$ListItems.Count
 
    #Iterate through all list items
    Foreach($Item in $ListItems)
    {
        #Get Ids for each Item
        Write-Host $item["ID"]
    }
    }
    Catch {
        write-host -f Red "Error Getting List Items from Folder!" $_.Exception.Message
    }
}