Editing Template:Region history sidebar title

<includeonly><div class="sidebar-pretitle" style="margin: -0.2em 0; font-size:69%; font-weight:normal; {{{pretitlestyle|}}}">Part of [[:Category:{{{category|History of {{#if:{{{series|}}}|{{{series}}}|{{{region|{{{country}}}}}}}}}}}|a series]] on the</div></th>
</tr><tr>
<th class="sidebar-title-with-pretitle {{{titleclass|{{{aboveclass|}}}}}}" style="background: none; {{{titlestyle|{{{abovestyle|}}}}}}">{{#if:{{{linkoverride|}}} |{{{linkoverride}}} |[[History of {{{region|{{{country}}}}}}|History of <span class="fn org label">{{{region|{{{country}}}}}}</span>]]}}</th>
</tr>{{#if:{{{image|}}}
|<tr><td style="padding-bottom: 0.4em; border-bottom: {{{separator-width|1}}}px solid #ccc;{{{imagestyle|}}}">{{{image|}}}</td></tr>
}}</includeonly><noinclude>
{{Documentation}}
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