Display 1 Post per taxonomy only gives 1 Language

<?php get_header() ?>

<div class="row" id="main">
    <div class="large-12 columns">
        <?php $query = new WP_Query('post'); ?>
        <?php if (have_posts()) { ?>
            <ul class="small-block-grid-2 large-block-grid-6">
            <?php while (have_posts()) : the_post(); ?>

            <?php get_template_part('project-thumb'); ?>

            <?php endwhile; ?>
            </ul>
            <?php } else { ?>
                <div class="row">
                    <div class="columns large-12">
                        <h1><?php _e( 'Keine Projekte gefunden', 'wphajok' ); ?></h1>
                        <p><?php _e( 'Es sind keine aktiven Projekte vorhanden.', 'wphajok' ); ?></p>
                    </div>
                </div>



            <?php } ?>

    </div>


</div>

<?php get_footer() ?>