diff --git a/templates/admin/delete_confirmation.html b/templates/admin/delete_confirmation.html
new file mode 100644
index 00000000..bce15746
--- /dev/null
+++ b/templates/admin/delete_confirmation.html
@@ -0,0 +1,53 @@
+{# Please keep this template in sync with django/contrib/admin one #}
+{% extends "admin/base_site.html" %}
+{% load i18n admin_urls static %}
+
+{% block extrahead %}
+    {{ block.super }}
+    {{ media }}
+    <script type="text/javascript" src="{% static 'admin/js/cancel.js' %}"></script>
+{% endblock %}
+
+{% block bodyclass %}{{ block.super }} app-{{ opts.app_label }} model-{{ opts.model_name }} delete-confirmation{% endblock %}
+
+{% block breadcrumbs %}
+<ol class="breadcrumb"><li class="home">
+<a href="{% url 'index' %}">{% trans 'Home' %}</a>
+</li><li><a href="{% url 'admin:app_list' app_label=opts.app_label %}">{{ opts.app_config.verbose_name }}</a>
+</li><li><a href="{% url opts|admin_urlname:'changelist' %}">{{ opts.verbose_name_plural|capfirst|escape }}</a>
+</li><li><a href="{% url opts|admin_urlname:'change' object.pk|admin_urlquote %}">{{ object|truncatewords:"18" }}</a>
+</li><li class="active">{% trans 'Delete' %}
+</li></ol>
+{% endblock %}
+
+{% block content %}
+{% if perms_lacking %}
+    <p>{% blocktrans with escaped_object=object %}Deleting the {{ object_name }} '{{ escaped_object }}' would result in deleting related objects, but your account doesn't have permission to delete the following types of objects:{% endblocktrans %}</p>
+    <ul>
+    {% for obj in perms_lacking %}
+        <li>{{ obj }}</li>
+    {% endfor %}
+    </ul>
+{% elif protected %}
+    <p>{% blocktrans with escaped_object=object %}Deleting the {{ object_name }} '{{ escaped_object }}' would require deleting the following protected related objects:{% endblocktrans %}</p>
+    <ul>
+    {% for obj in protected %}
+        <li>{{ obj }}</li>
+    {% endfor %}
+    </ul>
+{% else %}
+    <p>{% blocktrans with escaped_object=object %}Are you sure you want to delete the {{ object_name }} "{{ escaped_object }}"? All of the following related items will be deleted:{% endblocktrans %}</p>
+    {% include "admin/includes/object_delete_summary.html" %}
+    <h2>{% trans "Objects" %}</h2>
+    <ul>{{ deleted_objects|unordered_list }}</ul>
+    <form method="post">{% csrf_token %}
+    <div>
+    <input type="hidden" name="post" value="yes" />
+    {% if is_popup %}<input type="hidden" name="{{ is_popup_var }}" value="1" />{% endif %}
+    {% if to_field %}<input type="hidden" name="{{ to_field_var }}" value="{{ to_field }}" />{% endif %}
+    <input type="submit" class="btn btn-danger" value="{% trans "Yes, I'm sure" %}" />
+    <a href="#" class="button cancel-link">{% trans "No, take me back" %}</a>
+    </div>
+    </form>
+{% endif %}
+{% endblock %}
diff --git a/templates/admin/object_history.html b/templates/admin/object_history.html
new file mode 100644
index 00000000..3ff0d2b0
--- /dev/null
+++ b/templates/admin/object_history.html
@@ -0,0 +1,43 @@
+{# Please keep this template in sync with django/contrib/admin one #}
+{% extends "admin/base_site.html" %}
+{% load i18n admin_urls %}
+
+{% block breadcrumbs %}
+<ol class="breadcrumb"><li class="home">
+<a href="{% url 'index' %}">{% trans 'Home' %}</a>
+</li><li><a href="{% url 'admin:app_list' app_label=opts.app_label %}">{{ opts.app_config.verbose_name }}</a>
+</li><li><a href="{% url opts|admin_urlname:'changelist' %}">{{ module_name }}</a>
+</li><li><a href="{% url opts|admin_urlname:'change' object.pk|admin_urlquote %}">{{ object|truncatewords:"18" }}</a>
+</li><li class="active">{% trans 'History' %}
+</li></ol>
+{% endblock %}
+
+{% block content %}
+<div id="content-main">
+<div class="module">
+
+{% if action_list %}
+    <table id="change-history" class="table table-striped table-bordered">
+        <thead>
+        <tr>
+            <th scope="col">{% trans 'Date/time' %}</th>
+            <th scope="col">{% trans 'User' %}</th>
+            <th scope="col">{% trans 'Action' %}</th>
+        </tr>
+        </thead>
+        <tbody>
+        {% for action in action_list %}
+        <tr>
+            <th scope="row">{{ action.action_time|date:"DATETIME_FORMAT" }}</th>
+            <td>{{ action.user.get_username }}{% if action.user.get_full_name %} ({{ action.user.get_full_name }}){% endif %}</td>
+            <td>{{ action.get_change_message }}</td>
+        </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+{% else %}
+    <p>{% trans "This object doesn't have a change history. It probably wasn't added via this admin site." %}</p>
+{% endif %}
+</div>
+</div>
+{% endblock %}
diff --git a/templates/admin/submit_line.html b/templates/admin/submit_line.html
new file mode 100644
index 00000000..cdae3ae5
--- /dev/null
+++ b/templates/admin/submit_line.html
@@ -0,0 +1,63 @@
+{% comment %}
+Re2o est un logiciel d'administration développé initiallement au rezometz. Il
+se veut agnostique au réseau considéré, de manière à être installable en
+quelques clics.
+
+Copyright © 2019 Alexandre Iooss
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+{% endcomment %}
+
+{% load i18n admin_urls %}
+<div class="btn-group-vertical">
+    {% if show_save %}
+        <button type="submit" title="{% trans 'Save' %}" class="btn btn-success" name="_save">
+            <span class="glyphicon glyphicon-floppy-disk"></span>
+            <span class="text">{% trans 'Save' %}</span>
+        </button>
+    {% endif %}
+
+    {% if show_delete_link %}
+        {% url opts|admin_urlname:'delete' original.pk|admin_urlquote as delete_url %}
+        <a title="{% trans "Delete" %}" class="btn btn-danger"
+           href="{% add_preserved_filters delete_url %}">
+            <span class="glyphicon glyphicon-trash"></span>
+            <span class="text">{% trans "Delete" %}</span>
+        </a>
+    {% endif %}
+
+    {% if show_save_as_new %}
+        <button type="submit" class="btn btn-success" title="{% trans 'Save as new' %}" name="_saveasnew">
+            <span class="glyphicon glyphicon-plus"></span>
+            <span class="text">{% trans 'Save as new' %}</span>
+        </button>
+    {% endif %}
+
+    {% if show_save_and_add_another %}
+        <button type="submit" class="btn btn-default" title="{% trans 'Save and add another' %}" name="_addanother"
+                style="white-space:normal !important; word-wrap: break-word;">
+            <span class="glyphicon glyphicon-plus"></span>
+            <span class="text">{% trans 'Save and add another' %}</span>
+        </button>
+    {% endif %}
+
+    {% if show_save_and_continue %}
+        <button type="submit" class="btn btn-default" title="{% trans 'Save and continue editing' %}" name="_continue"
+                style="white-space:normal !important; word-wrap: break-word;">
+            <span class="glyphicon glyphicon-pencil"></span>
+            <span class="text">{% trans 'Save and continue editing' %}</span>
+        </button>
+    {% endif %}
+</div>