spain.php

<?php

/**
 * Display posts about spain
 *
 */
function be_display_spain_posts() {

  $loop = new WP_Query( array(
    'posts_per_page' => 5,
    'category_name' => 'spain',
  ) );
  
  if( $loop->have_posts() ): 
    echo '<h3>Recent posts about Spain</h3>';
    echo '<ul>';
    while( $loop->have_posts() ): $loop->the_post();
      echo '<li><a href="' . get_permalink() . '">' . get_the_title() . '</a></li>';
    endwhile;
    echo '</ul>';
  endif;
  wp_reset_postdata();
}
add_action( 'genesis_after_entry', 'be_display_spain_posts' );